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The main symptom is a severe headache that starts suddenly and is often worse near the back of the head. Patients often describe it as the "worst headache ever" and unlike any other type of headache pain.
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Whether through trauma or disease, subarachnoid hemorrhages are caused by blood being released by a damaged blood vessel and accumulating in the subarachnoid space. Symptoms associated with traumatic subarachnoid hemorrhage may or may not resemble...
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A headache is a pain in the head and neck region that may be either a disorder in its own right or a symptom.
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This report helps you identify the cause of your headache and learn what to do about it. Includes the latest treatments, such as new medications and mind/body techniques.
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Detailed information on headaches, including the different types of headaches and statistics relating to headaches
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About 90 percent of all headaches are harmless episodes that can be treated with over-the-counter painkillers, either alone or together with rest, ice packs or relaxation techniques.
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A headache involves pain in the head that can arise from many disorders or may be a disorder in and of itself.Headaches can be categorized as primary or secondary. Primary headaches occur independently and are not the result of another medical pro...
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Most headaches in kids are caused by tension, not disease. Your pediatrician can determine what kind of headache your child has.
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When seeking treatment for headaches, start with your primary care provider. Most people who suffer from headaches tell their doctors about their pain only as an afterthought. And 31 percent have never seen a health care provider for their condition, according to the National Headache Foundation (NHF). The result is a lot of needless suffering.
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Youngsters' most common head pain is a tension headache—a dull ache that feels like pressure around the head.
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Detailed information on headaches, including types, symptoms, diagnosis, and treatment
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Can dehydration cause headaches?
Howard LeWine, M.D., is chief editor of Internet Publishing at Harvard Health Publications. He is recognized as an outstanding clinician and teacher and is a recipient of the Internal Medicine Teacher of the Year award at Brigham and Women's Hospital. Dr. LeWine continues to practice Internal Medicine; most recently he became a hospitalist after practicing primary care for over 20 years.
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Detailed information on headaches, including the different types of headaches and statistics relating to headaches
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A seizure is the physical findings or changes in behavior that occur after an episode of abnormal electrical activity in the brain.Secondary seizures; Reactive seizures; Seizure- secondary; Seizure- reactive.There are a wide variety of possible sy...
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A seizure is a sudden change in behavior characterized by changes in sensory perception(sense of feeling) or motor activity(movement) due to an abnormal firing of nerve cells in the brain. Epilepsy is a condition characterized by recurrent seizure...
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Detailed information on epilepsy and seizures, including the different types of seizures, causes, symptoms, diagnosis, and treatment
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A seizure is a sudden change in behavior characterized by changes in sensory perception(sense of feeling) or motor activity(movement) due to an abnormal firing of nerve cells in the brain. Epilepsy is a condition characterized by recurrent seizure...
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Detailed information on epilepsy and seizures, including the different types of seizures, causes, symptoms, diagnosis, and treatment
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Detailed information on epilepsy and seizures, including the different types of seizures, causes, symptoms, diagnosis, and treatment
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The intense, involuntary muscular contractions that often accompany seizures are referred to as convulsions. Seizures normally last three to five minutes, with a period of unconsciousness that may last for up to 30 minutes.Seizures can result from...
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Detailed information on epilepsy and seizures, including the different types of seizures, causes, symptoms, diagnosis, and treatment
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Children with epilepsy may have seizures only once in a while, or every day. Though seizures can be scary for parents and caregivers, they aren't painful and are usually brief.
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A seizure results from a sudden rush of abnormal electrical signals in the brain. Symptoms may range from a minor daze to uncontrollable muscle spasms (convulsion). In some cases, the victim may even lose consciousness. A seizure can be caused by a high fever, head injury, drug reaction, or condition such as epilepsy.
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Although not a psychiatric disorder, epilepsy has a psychiatric aspect. The link is manifested in similar, often overlapping, symptoms, so it is important that caregivers diagnose and treat their patients with care.
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People with certain mental conditions can experience seizures that appear to be epilepsy but are actually psychogenic seizures. Studies are finding ways to distinguish between the two types to facilitate proper treatment.
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How does estrogen use and menopause affect someone with a seizure disorder?
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Vomiting is the forceful discharge of stomach contents through the mouth.Vomiting, also called emesis, is a symptomatic response to any number of harmful triggers. Vomiting is a forceful expulsion, and is different from regurgitation—the eff...
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Although nausea and vomiting can make you feel miserable, it's important to remember that these are not diseases, but rather symptoms of many illnesses.
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Nausea with or without vomiting is common in children. Most of the time, the cause is not serious. The symptoms usually go away in a day or two and can be managed at home. However, there are times when you should alert your child's doctor immediately.
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Vomiting is very common in babies. Sometimes it can be entirely normal, like when babies spit up mouthfuls of breastmilk or formula after eating. Sometimes it can be a sign of illness or a blockage somewhere in the intestines. Less commonly, it can even be a sign of accidental poisoning or be caused by a bad bump to the head.
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When should parents be concerned about their child vomiting? If the child, age 5 and a bit overweight, has what the parents think is a stomach bug that causes vomiting, and this happens for a couple days at least every two months or sometimes shorter periods in between, should they have tests done or should they just assume its a virus?
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Nausea is the sensation of having an urge to vomit. Vomiting is forcing the contents of the stomach up through the esophagus and out of the mouth.Your body has a few main ways to respond to an ever-changing, wide variety of invaders and irritants.
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Vomiting can deplete you of fluids and electrolytes, so repeated vomiting requires medical treatment if it results in a lasting lightheaded feeling or weakness.
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"Gingerbread. Ginger cookies. Ginger ale. Who knew they could lessen nausea so much? My mom makes me ginger cookies every time I have chemo. My neighbor brings over gingerbread. I haven't eaten these foods since I was growing up, but they sure hit the spot now." - Anne R.
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Nausea is the sensation of having a queasy stomach or being about to vomit. Vomiting, or emesis, is the expelling of undigested food through the mouth.Nausea is a reaction to a number of causes that include overeating, infection, or irritation of ...
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Will excess fluid in the ear cause dizziness and nausea?
David Vernick, M.D. is assistant clinical professor of otology and laryngology at Harvard Medical School and interim chief of the Division of Otology and Laryngology at Beth Israel Deaconess Medical Center.
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Paralysis is defined as complete loss of strength in an affected limb or muscle group.The chain of nerve cells that runs from the brain through the spinal cord out to the muscle is called the motor pathway. Normal muscle function requires intact c...
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Paralysis is defined as complete loss of strength in an affected limb or muscle group.The chain of nerve cells that runs from the brain through the spinal cord out to the muscle is called the motor pathway. Normal muscle function requires intact c...
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My father had a stroke that left him paralyzed on one side. He's aware of what's going on and can talk some, but he has severe spasticity in his left elbow, shoulder, and hand, along with muscle atrophy. Would Botox injections help his painful spasms?
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Hypertension is the term used to describe high blood pressure.Blood pressure readings are measured in millimeters of mercury(mmHg) and usually given as two numbers. For example, 120 over 80(written as 120/80 mmHg).The top number is your systolic p...
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The lower number is the diastolic pressure, which is the pressure when the heart is filling or relaxing before the next beat. Normal blood pressure for an adult is 120/70(on average), but normal for an individual varies with the height, weight, fi...
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Detailed information on high blood pressure, also called hypertension, including symptoms, diagnostic, and treatment information
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Primary, or essential, hypertension is caused by external factors; secondary hypertension is related to an underlying disorder, such as a congenital heart defect or kidney disease. Factors that increase the risk of high blood pressure include age(...
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High blood pressure is a sneaky ailment. The condition has no symptoms that you can see or feel. Having your blood pressure checked is the only way to know if it is high.
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Knowing the definitions of terms your doctor may use when talking with you about your blood pressure is important.
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Each day that your blood pressure is too high, your chances of having a stroke are increased.
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This report explains what your blood pressure numbers mean and how hypertension can be prevented and treated by making diet and lifestyle changes. Also includes information on medications.
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Detailed information on high blood pressure, also called hypertension, including symptoms, diagnostic, and treatment information
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Detailed information on high blood pressure, also called hypertension, including symptoms, diagnostic, and treatment information
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Hypertension is the medical term for high blood pressure. Blood pressure is the force of blood pushing against the walls of arteries as it flows through them.
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High blood pressure has joined type 2 diabetes and high cholesterol on a list of ailments that once struck only adults but now afflict children.
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Prehypertension is a new term that alerts people to the risk of developing chronic high blood pressure if they don't take timely steps to improve their lifestyle habits.
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When I get up in the morning, my systolic blood pressure is 30 to 50 points higher than it is later in the day (about 110). I am taking three different blood pressure medications. Is this unusual?
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High blood pressure is more common among African Americans than other ethnic groups. Nearly 40 percent of non-Hispanic blacks have hypertension.
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The National High Blood Pressure Education Program(NHBPEP) was established in 1972 by the National Institute of Health to translate research results on the health hazards of high blood pressure into clinical and public health practice. Before 1900...
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Did you know you can purchase your own blood pressure monitor and check the reading yourself at home?
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While people with high blood pressure are typically told to abstain from alcohol, a study suggests that moderate alcohol consumption may help prevent them from having a heart attack.
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Is it absolutely necessary for a diabetic who does not have high blood pressure to take a blood pressure pill anyway?
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Detailed information on high blood pressure, also called hypertension, including symptoms, diagnostic, and treatment information
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A Harvard Medical School doctor discusses possible causes of low blood pressure.
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A healthy blood pressure level can reduce your risk for many serious diseases and increase your longevity.
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High blood pressure (hypertension) is called the silent killer. This is because many people who have it don't know it. You can take an easy test to see if your blood pressure is too high. If it is high, you can take steps to lower it. Doing so could save your life.
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Risk factors are things that make you more likely to have a disease or condition. Do you know your risk factors for high blood pressure?
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The FDA has approved a new blood pressure drug that works by inhibiting hte production of renin, a substance made by the kidneys that is the first step in the body's system of regulating blood pressure.
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What causes high blood pressure in a 4-year-old?
Claire McCarthy, M.D., is a senior medical editor for Harvard Health Publications. She is an instructor in pediatrics at Harvard Medical School, an attending physician at Children's Hospital of Boston, and co-director of the pediatrics department at Martha Eliot Health Center, a neighborhood health service of Children's Hospital. The author of two books, "Learning How the Heart Beats" and "Everyone's Children", Dr. McCarthy was a regular columnist for "Sesame Street Parents Magazine" from 1995 to 1998 and is currently a contributing editor for "Parenting Magazine".
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High blood pressure, or hypertension, is the most common chronic adult illness in the United States. There is no cure for high blood pressure, but it can be controlled.
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Even if your blood pressure is normal or high-normal, you're still at increased risk for hypertension (high blood pressure), the condition in which your heart works too hard and the resulting forceful blood flow harms arteries.
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Prehypertension is a new term that alerts people to the very real risk of developing chronic high blood pressure if they don't take timely steps to improve their lifestyle habits.
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In most cases, high blood pressure responds to treatment, but the success of the treatment is up to you.
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For those living with high blood pressure, lifestyle changes such as eating a healthier diet, exercising regularly, and losing weight will likely have a positive effect not just on blood pressure, but on overall health.
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Hypertension, or high blood pressure, isn't limited to those 18 and older.Hypertension, or high blood pressure, affects almost one in three adults in the United States. But this serious health condition isn't limited to those ages 18 and older, according to the National Heart, Lung, and Blood Institute (NHLBI).
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If you have high blood pressure, you need to know, so you can control it. If you don't, you increase your risk for serious illness.
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High blood pressure can contribute to sexual problems, as can some treatments for it.
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The number of Americans with high blood pressure has risen steadily since the 1960s, and now tops 65 million.
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Is it possible for a blockage in the kidneys to cause high blood pressure? What type of blockage would there be in a kidney?
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Hypertension is high blood pressure. Blood pressure is the force of blood pushing against the walls of arteries.
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Isolated systolic hypertension, when the systolic blood pressure is above 140 while the diastolic pressure is below 90, is caused by stiffening of large arteries. Medication may be prescribed, but lifestyle changes will have more impact on overall health.
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A study reports that if the vertebra that supports the skull is misaligned, careful manipulation of it may result in a significant drop in blood pressure.
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Hypertension is high blood pressure. Blood pressure is the force of blood pushing against the walls of arteries as it flows through them.
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An old theory about the connection between headache and high blood pressure makes a comeback.
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The category of prehypertension was established to serve as a warning. Those whose blood pressure reading falls in it should work to lower their pressure through diet, exercise, and weight control, though in some cases medication may be prescribed.
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Hypertension is high blood pressure. Blood pressure is the force of blood pushing against the walls of arteries as it flows through them.As blood flows through arteries it pushes against the inside of the artery walls.
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Confusion is the inability to think with your usual speed or clarity, including feeling disoriented and having difficulty paying attention, remembering, and making decisions.Disorientation; Thinking- unclear; Thoughts- cloudy.Confusion may come on...
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The term"irritability" is used for infants and young children who, when ill, are especially fussy, whiny, and fretful, despite attempts at comforting and soothing them.Parents are usually very aware of their child''s normal behavior and may pick up...
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Children can become cranky, fussy or irritable for many reasons. Often it's because they're hungry or just tired. But sometimes irritability can be a sign of illness in children.
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One of the best ways to respond to other people's emotions is to "reflect" their mood back to them.
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Shoulder pain involves any pain in or around the shoulder joint.The shoulder is the most mobile joint in the human body. The rotator cuff in the shoulder is made up of four tendons.
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The shoulder is prone to developing pain in part because its anatomy is complex and because it has the largest range of motion of any joint in the body. Some of these muscles, tendons,and bursae are common causes of shoulder pain, even when the joint itself is fine.
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Detailed information on shoulder pain and the most common types of shoulder problems
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Arthritis, injury, bone disease, and torn muscles and tendons can cause pain, stiffness, and sometimes swelling in your shoulder. Then even simple movements become painful and difficult.
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The shoulder is the most mobile joint in the body, but because of this flexibility, it is not very stable and is easily injured.
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If your blood pressure has been very good for most of your life and then suddenly rises to a dangerous level, could there be an infection or some other medical condition that caused the sudden jump?
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Visual disturbances are abnormalities of sight. Visual disturbances associated with neurological disorders often include double vision(diplopia), moving or blurred vision due to nystagmus(involuntary rapid movements of the eyes), reduced visual ac...
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A generalized tonic-clonic seizure is a seizure involving the entire body. It is also called a grand mal seizure.
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Visual impairment or low vision is a severe reduction in vision that can''t be corrected with standard glasses or contact lenses and reduces a person''s ability to function at certain or all tasks. Legal blindness(which is actually a severe visual i...
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When you have low vision, you need more than glasses or contact lenses to see well enough to get around and do day-to-day tasks. Your central or side vision, or both, may be reduced.
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If you have low-vision symptoms, talk to your eye-care professional, who can help you find resources and visual devices to make the most of your remaining vision.
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Detailed information on problems with vision in children There are many problems that can affect your child's vision that require clinical care by a physician or other healthcare professional. Listed in the directory below are some, for which we have provided a brief overview.
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Detailed information on problems with vision in children Eye disorders that affect vision can be divided into two groups, including the following:
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Using vision aids can help you do the things you need and want to do. There are many kinds of vision aids. Low-vision centers and some doctors sell these aids. They also train you to use your aids. And they will talk with you about proper lighting.
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The number of people losing their vision is growing, yet experts say much of this vision loss could be prevented.
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Detailed information on correcting or improving vision problems With today's advanced technology, there are many different approaches now available to help correct or improve a variety of vision problems. Listed below are some, for which we have provided a brief overview.
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Have you noticed the sudden onset of any of these symptoms: vision loss, seeing double, the feeling of a shade over the eye, lights are surrounded by halos, or light sensitivity?
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Reports of a rare eye condition developing in men after use of Viagra are a reminder that erectile dysfunction medications should be used with the same caution given to other prescription drugs.
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The heart rate, usually measured by checking the arterial pulse or sounds counting the times of the heart beat, is considered one of the vital signs. Vital signs – body temperature, pulse, breathing rate, and blood pressure provide information about the state of health of a person and, if abnormal, offer clues to problems.
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An arrhythmia is a disorder of the heart rate(pulse) or heart rhythm, such as beating too fast(tachycardia), too slow(bradycardia), or irregularly.Dysrhythmias; Abnormal heart rhythms; Bradycardia; Tachycardia.Normally, the four chambers of the he...
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An arrhythmia is an abnormality in the heart''s rhythm, or heartbeat pattern. The heartbeat can be too slow, too fast, have extra beats, skip a beat, or otherwise beat irregularly.Arrhythmias are deviations from the normal cadence of the heartbeat,...
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Detailed information on arrhythmias, including symptoms, diagnostic, and treatment information
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Detailed information on arrhythmias, including symptoms, types, diagnosis, and treatment
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Detailed information on problems involving heart rhythm There are many problems that affect the heart's rhythm that require care by a physician or other healthcare professional. Listed in the directory below you will find some additional information regarding problems involving heart rhythm, for which we have provided a brief overview.
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The guidelines for how long to wait before driving after having an ICD implanted have been revised, to reflect the growing number of people who receive the device preventively.
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A headache is pain or discomfort in the head, scalp, or neck. Serious causes of headaches are extremely rare.
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A headache involves pain in the head which can arise from many disorders or may be a disorder in and of itself.There are three types of primary headaches: tension-type(muscular contraction headache), migraine(vascular headaches), and cluster. Virt...
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Headache is a pain in the head and neck region that may be either a disorder in its own right or a symptom of an underlying medical condition or disease. The medical term for headache is cephalalgia.
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Hazy vision, cloudy vision, blurred vision are all problems with seeing clearly. Any change in your normal vision is cause for concern and is a good reason to call a doctor for an examination.
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The heart rate, usually measured by checking the arterial pulse or sounds counting the times of the heart beat, is considered one of the vital signs. Vital signs – body temperature, pulse, breathing rate, and blood pressure provide information about the state of health of a person and, if abnormal,offer clues to problems.
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For many people, photophobia is not due to any underlying disease. Severe photophobia may be associated with eye problems and cause severe eye pain even in relatively low light.The discomfort of light sensitivity can be reduced by avoiding sunligh...
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Separated sutures are abnormally wide spaces in the bony joints of the skull in an infant.
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Pain is a universal human experience. The International Association for the Study of Pain(IASP) defines pain as"an unpleasant sensory and emotional experience associated with actual or potential tissue damage or described in terms of such damage."
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Expert-reviewed information summary about pain as a complication of cancer or its treatment. Approaches to the management and treatment of cancer-associated pain are discussed.
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Pain, medically termed"nociception," is a response to noxious stimuli that is conveyed to the brain by sensory neurons. The discomfort signals actual or impending injury to the body.
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American Pain Foundation 888-615-7246 www.painfoundation.org American Chronic Pain Association
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Pain is an unpleasant feeling that is conveyed to the brain by sensory neurons. The discomfort signals actual or potential injury to the body.
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A pain scale helps you rate pain intensity. In the scale, 0 means no pain, and 10 is the worst pain possible. (Scales may go up to 5 or up to 10.) Rate the pain every few hours. You may feel some pain even with medications. But tell your healthcare provider if medications don't reduce the pain. Be sure to mention if the pain suddenly increases or changes.
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Pain is an unpleasant feeling that is conveyed to the brain by nerves in the body.Pain arises from any number of situations. Injury is a major cause, but pain may also arise from an illness.
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Pain is an unpleasant feeling that is conveyed to the brain by sensory neurons. The discomfort signals actual or potential injury to the body.
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This comprehensive report describes the many causes of pain, the latest treatments, and the best preventive strategies.
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I have recurring sores in my mouth, most generally on the sides of my tongue, and the tip of my tongue gets very tender and sore. Do I have a vitamin deficiency? What else could be the cause of this?
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Examines the role of forgiveness in personal health and happiness, ranging from reduced stress to improved relationships.
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Children who experience verbal abuse are at as much risk for developing anxiety or depression as those who are abused physically or sexually. This may be due to the fact that verbal abuse is likely to persist over a lengthy period of time.
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Blindness is a lack of vision. It may also refer to a loss of vision that cannot be corrected with glasses or contact lenses.Partial blindness means you have very limited vision.
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On a few separate occasions, I have lost vision in one eye -- it goes totally gray for about 30 seconds, then vision returns. What could be causing this?
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What percentage of your eyesight has to be lost for you to be considered legally blind in either eye?
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Neck pain may begin in any of the structures in the neck. These include muscles and nerves as well as spinal vertebrae and the cushioning disks in between.
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Neck pain is a nonspecific symptom of discomfort that has a number of possible causes. Depending on the cause, neck pain may be experienced as limited to the neck itself(localized), or as radiating to the shoulders and upper arm.
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Detailed information on neck pain and the most common types of neck problems The neck is located between the head and the shoulders. Because of its location and range of motion, it is often left unprotected and subject to injury.
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Physical therapy for back and neck pain is the treatment of this pain using professionally accepted techniques and procedures carried out by a physical therapist.The ultimate purpose of physical therapy is to restore normal function to the patient...
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Do your neck and shoulders feel stiff when you awake in the morning? Or do they seize painfully with no warning? If so, you have plenty of company. Doctors estimate that 7 out of 10 people will be troubled by neck pain at some point in their lives, often causing daily aching in the neck and shoulder area. One in 10 adults is hurting right now, and for 1 in 20, the pain is longstanding and intense enough to severely limit the ability to work and play.
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Learn the most effective exercises, therapies, and ergonomic strategies for this debilitating condition.
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Detailed information on neck pain and the most common types of neck problems The neck is located between the head and the shoulders. Because of its location and range-of-motion, it is often left unprotected and subject to injury.
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Even if your neck pain is caused by an injury or a worsening condition, self-care can often provide relief. In some cases, however, you should seek medical attention right away.
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Most neck pain is caused by sleeping on a bed that's too soft, poor posture, stress, neck strains or degenerative joint disease that occurs when the joints of the neck become inflamed or a disc pushes outward from its normal position.
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The neck is the most flexible part of your spine. However, because it is not well protected by muscles, it's also easy to injure.
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Neck pain may be a symptom of a serious or even dangerous condition that requires prompt evaluation.
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Your neck spends a lot of time supporting your head - - here's how to manage the neck pain that may result.
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Detailed information on back and neck pain, including causes, prevention, and rehabilitation
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Muscle aches and pains are common and can involve more than one muscle. Muscle pain also can involve ligaments, tendons, and fascia, the soft tissues that connect muscles, bones, and organs.
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Decreased consciousness is reduced alertness or awareness.Stuporous; Mental status- decreased; Loss of alertness; Decreased consciousness; Alertness- decreased; Changes in consciousness; Obtundation; Coma; Unresponsiveness.Many conditions can caus...
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Hemianopsia is a term that describes a loss of vision that affects half of the visual field of one eye or both eyes.Hemianopsia prevents an individual from seeing objects in half of the visual field of a particular eye. As a result, an individual ...
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