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Bleeding from wound; Blurred vision; Burning of the skin; Convulsions; Diarrhea; Dizziness; Excessive sweating; Fainting; Fang marks in the skin; Fever; Increased thirst; Loss of muscle coordination; Nausea and vomiting; Numbness and tingling; Rap...
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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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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. However, pain is more than a sensation, or the physical awaren...
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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. However, pain is more than a sensation, or the physical awareness of pain; it also includes perception, ...
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Pain is an unpleasant feeling that is conveyed to the brain by nerves in the body.
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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. However, pain is more than a sensation, or the physical awareness of pain; it also includes perception, ...
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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(37.5 C) measu...
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A fever is any body temperature elevation over 100.4°F (38°C).
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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 usually defined...
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Normal body temperature varies somewhat from one individual to another but displays a general range and pattern around the "normal" temperature of 98.6°F. Early morning body temperature may be as low as 97°F, and as high as 99.3°F in the afternoon...
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An elevated body temperature. 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 ...
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A fever is any body temperature elevation over 100°F (37.8°C).
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Hyperthermia is the use of therapeutic heat to treat various cancers on and inside the body.
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Hyperthermia involves raising the body's core temperature as a means of eradicating tumors. The treatment simulates fever . Some therapies actually bring on fever through the introduction of fever-causing organisms, while others raise body tempera...
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Swelling is the enlargement of organs, skin, or other body parts. It is caused by build up of fluid in the tissues. The extra fluid can lead to a rapid increase in weight over a short period of time (days to weeks. Swelling can occur throughout th...
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Diarrhea is loose, watery, and frequent stool. Diarrhea is considered chronic (long-term) when you have had loose or frequent stools for more than 4 weeks.
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To most persons, diarrhea means an increased frequency or softer consistency of bowel movements; however, the medical definition is more exact than this. Diarrhea best correlates with an increase in stool weight; stool weights above 300 g per day ...
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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. See also: Generalized tonic clonic seizure; Partial (focal) seizure; Petit mal (absence) seizure; Epilepsy; Fever (...
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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 seizu...
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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 seiz...
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A temporary series of uncontrollable muscle spasms brought on by unusual electrical activity in the brain. Also known as convulsion, clonic seizure, or tonic-clonic seizure. A seizure is characterized by a sudden episode of un- controllable brain ...
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Numbness and tingling are decreased or abnormal sensations caused by altered sensory nerve function.
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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 ...
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Numbness and tingling are abnormal sensations that can occur anywhere in your body, but are often felt in your fingers, hands, feet, arms, or legs.
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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.
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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.
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Drooling is saliva flowing outside the mouth.
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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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Sometimes a person feels hot to touch due to illness or environmental situation that causes elevated core temperature. A compounding factor can be dehydration (lack of fluids.
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Aimless movements can be a symptom of a primary or secondary movement disorder, side effect of a medication, psychiatric disturbance or dementia. Aimless or purposeless movement is therefore a significant symptom requiring evaluation by a physician to determine the origin of the problem.
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Dizziness is light-headedness, feeling like you might faint, being unsteady, loss of balance, or vertigo (a feeling that you or the room is spinning or moving. Most causes of dizziness are not serious and either quickly get better on their own or ...
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Dizziness is a general term that describes sensations of imbalance and unsteadiness, such as vertigo, mild turning, imbalance, and near fainting or fainting. Feelings of dizziness stem from the vestibular system, which includes the brain and the p...
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As a disorder, dizziness is classified into three categories—vertigo, syncope, and nonsyncope nonvertigo. Each category has a characteristic set of symptoms, all related to the sense of balance. In general, syncope is defined by a brief loss of co...
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As a disorder, dizziness is classified into three categories: vertigo, syncope, and nonsyncope nonvertigo. Each category has its own set of symptoms, all related to the sense of balance. In general, syncope is defined by a brief loss of consciousn...
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Dizziness is classified into three categories—vertigo, syncope, and nonsyncope nonvertigo. Each category has a characteristic set of symptoms, all related to the sense of balance. In general, syncope is defined by a brief loss of consciousness (fa...
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A cut or laceration is an injury that results in a break or opening in the skin. It may be near the surface or deep, smooth or jagged. It may injure deep tissues, such as tendons, muscles, ligaments, nerves, blood vessels, or bone. A puncture is a...
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An abnormal sensation is often a signal that there something affecting a nerve or the nervous system. These sensations are often difficult to describe and are subjective, that is, experienced by the patient but may be difficult for the provider to diagnose and treat.
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Anorexia is characterized by a loss of appetite or lack of desire to eat.
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Excessive thirst is an abnormal feeling of always needing to drink fluids.
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Pain is an unpleasant sensation triggered in the nervous system that can range from mild discomfort to unbearable agony. Pain receptors located throughout the body send electrical impulses via the spinal cord to the brain.
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Cyanosis is a bluish color to the skin or mucus membranes due to a lack of oxygen in the blood.
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Total blindness is the inability to tell light from dark, or the total inability to see. 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...
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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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Sensations are carried from the extremities of the body to the brain via neurons in the spinal cord. If the blood supply to the nerves is decreased temporarily, it can produce the feeling that “my leg fell asleep”.
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Sensations are carried from the extremities of the body to the brain via neurons in the spinal cord. If the blood supply to the nerves is decreased, it can produce the feeling that “my hand fell asleep”.
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Sensations are carried from the extremities of the body to the brain via neurons in the spinal cord. If the blood supply to the nerves is decreased, it can produce the feeling that “my toe fell asleep”.
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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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Sensations are carried from the extremities of the body to the brain via neurons in the spinal cord. If the blood supply to the nerves is or if the nerve is otherwise damaged or its function affected, it can produce the feeling that “my finger fell asleep”.
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Sensations are carried from the extremities of the body to the brain via neurons in the spinal cord. If the blood supply to the nerves is decreased, it can produce the feeling that “my foot fell asleep”.
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Taste alteration refers to a decrease in the ability to taste foods (hypogeusia), changes in how food tastes (dysgeusia), or the complete loss of the ability to taste foods (ageusia). It also refers to the presence of a metallic or medicine-like t...
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Dysarthria is a speech diagnostic term that can be used to classify various types of neuromuscular speech disturbances. Dysarthria results from notable degrees of one or more abnormalities involving speech musculature, including weakness, paralysi...
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Dysarthria is a group of speech impairments due to weakness, incoordination, spasticity, rigidity, or irregular movements caused by damage to the nervous system.
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Muscle twitches are fine movements of a small area of muscle.
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Neonatal respiratory distress syndrome (RDS) is most commonly a complication seen in premature infants. The condition makes it difficult to breathe.
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Respiratory distress syndrome (RDS) of the newborn, also known as infant RDS, is an acute lung disease present at birth, which usually affects premature babies. Layers of tissue called hyaline membranes keep the oxygen that is breathed in from pas...
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Respiratory distress syndrome (RDS) of the newborn, known as infant RDS, is an acute lung disease present at birth. RDS usually affects premature babies who weigh less than 5.5 pounds (2.5 kg). In these babies, the lack of a pulmonary substance ca...
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Respiratory distress syndrome (RDS) of the newborn, also known as infant RDS, is an acute lung disease present at birth, which usually affects premature babies. Layers of tissue called hyaline membranes keep the oxygen that is breathed in from pas...
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Difficulty with swallowing is the sensation that food is stuck in the throat, or from the neck down to just above the abdomen behind the breastbone (sternum.
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Swallowing disorders (also called dysphagia) are any conditions that cause impairment of the movement of solids or fluids from the mouth, down the throat, and into the stomach.
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Weakness is a reduction in the strength of one or more muscles.
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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. See also: Muscle cramps; Joint pain.
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Breathing difficulty involves a sensation of difficult or uncomfortable breathing or a feeling of not getting enough air. See also: Difficulty breathing - first aid
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Shortness of breath, or dyspnea, is a feeling of difficult or labored breathing that is out of proportion to the patient's level of physical activity. It is a symptom of a variety of different diseases or disorders and may be either acute or chronic.
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Vomiting is the forceful discharge of stomach contents through the mouth.
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Numbness and tingling are decreased or abnormal sensations caused by altered sensory nerve function.
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It is normal to have periods of low energy when one needs to rest and recuperate. However, if low energy persists and a person continually feels sluggish, disinterested in life, and has low energy, the situation should be investigated by a physician.
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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.
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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.
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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.
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