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Fever is the temporary increase in the body''s temperature, in response to some disease or illness.A child has a fever when their temperature is at or above one of these levels:.100.4°F(38°C) measured in the bottom(rectally) 99.5°F(3...
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The nervous system constantly relays information about the body''s temperature to the thermostat, which in turn activates different physical responses designed to cool or warm the body, depending on the circumstances. These responses include: decre...
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Detailed information on fevers in children A fever is a temperature of 100.4º F and higher.
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A fever is a special cause for concern in infants younger than 3 months of age. Parents and caregivers should be most concerned with changes in eating or sleeping habits, coughing, pain or other marked changes.
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Fever is defined as an abnormally high body temperature or a regulated rise to a new set point of body temperature. While a body temperature above 100°F(37.8°C) is considered to be a fever by some clinicians, a significant fever is usual...
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A fever is any body temperature elevation over 100°F(37.8°C).A healthy person''s body temperature fluctuates between 97°F(36.1°C) and 100°F(37.8°C), with the average being 98.6°F(37°C). The body maintains sta...
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While the standard for normal body temperature is 98.6°F(37°C), normal body temperatures actually fluctuate within a range of one to two degrees, making it impossible to formulate a precise definition of fever based on a specific tempera...
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Early morning body temperature may be as low as 97°F, and as high as 99.3°F in the afternoon hours yet still be considered normal. Higher temperatures may be observed in healthy people, but an abnormal elevation(pyrexia) is classified as...
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One minute you're hot; the next, you're chilled and your teeth chatter. You've got a fever. But look on the bright side: Fever seems to serve a helpful function in the body.
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Buying a thermometer isn't as easy as it used to be. You face an array of choices. But the decision doesn't have to be hard. Like temperature, it's a matter of degrees.
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Most medical professionals agree a fever by itself is not an illness; it is a symptom of an underlying problem. Fevers actually can be a positive sign the body is fighting an infection. However, a fever can cause discomfort for a child.
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A fever is a way for the body to fight infection. But it may also be a sign of a serious illness, especially in children younger than 3 months and children who haven't been immunized. Know when to seek medical care for your child.
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Detailed information on fever, including when to call your physician Fever (also called pyrexia) is defined as body temperature that is higher than normal for each individual. It generally indicates that there is an abnormal process occurring in the body. Exercise, hot weather, and common childhood immunizations can also make body temperature rise.
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Use a digital thermometer to take your child's temperature; never use a glass mercury thermometer. Most children aged three years and older can hold a thermometer under their tongue. If your child is younger than that, or you're having difficulty with the oral method, talk to your doctor about the best way to take his temperature.
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The best way to take an infant's temperature is rectally with a digital thermometer (never use a glass mercury thermometer). Taking the temperature under the arm, or using an ear thermometer, is less exact.
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Detailed information on children and fever, including symptoms and treatment A fever is a temperature of 100.4º F and higher.
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Hyperthermia is the use of therapeutic heat to treat various cancers on and inside the body.The purpose of hyperthermia is to shrink and hopefully destroy cancer without harming noncancerous cells. It can be used to treat cancer in many areas of t...
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Hyperthermia involves raising the body''s core temperature as a means of eradicating tumors. The treatment simulates fever.
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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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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 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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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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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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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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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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An old theory about the connection between headache and high blood pressure makes a comeback.
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Detailed information on headaches, including the different types of headaches and statistics relating to headaches
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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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Persistent or recurrent nausea and vomiting should be checked by a doctor.A doctor should be called if nausea and vomiting occur:.after eating rich or spoiled food or taking a new medication.It is important to see a doctor if nausea and vomiting a...
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Persistent or recurrent nausea and vomiting should be checked by a doctor.A doctor should be called if nausea and vomiting occur in the following instances:.after eating rich or spoiled food or taking a new medication.It is important to see a doct...
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Nausea and vomiting are recognized as two separate and distinct conditions. Nausea is the subjective, unpleasant feeling or urge to vomit, which may or may not result in vomiting.
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Nausea (feeling queasy or sick to your stomach) and/or vomiting (throwing up) may happen from many causes with cancer, and may be worse if you are getting chemotherapy and radiation therapy. Nausea and vomiting may come on slowly or very quickly with cancer-related problems. Your doctor will treat the problem causing the nausea and vomiting, and treat the nausea and vomiting, too.
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Nausea or vomiting lasts for 24 hours or more You have trouble keeping fluids down
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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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Hallucinations involve sensing things that aren''t there while a person is awake and conscious.Feeling a crawling sensation on the skin Hearing voices when no one has spoken Seeing patterns, lights, beings, or objects that aren''t there.Many recreat...
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A hallucination is a false perception occurring without any identifiable external stimulus and indicates an abnormality in perception. The false perceptions can occur in any of the five sensory modalities.
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Hallucinations are false or distorted sensory experiences that appear to be real perceptions. These sensory impressions are generated by the mind rather than by any external stimuli, and may be seen, heard, felt, and even smelled or tasted.A hallu...
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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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