Dehydration in children can result from not drinking enough liquids, vomiting, diarrhea, or combination of these conditions. Causes of dehydration in children i...learn more »

The effects of pain medication are different for each person. Pain also varies in tolerance as well from person to person. There are several different pain medi...learn more »

Asthma is a disease that affects the breathing passages of the lungs (bronchioles). Asthma may be caused by genes and environmental factors. Asthma causes wheez...learn more »

Vomiting and nausea are common complaints that accompany many conditions and diseases. A few common causes of vomiting and nausea include food poisoning, viruse...learn more »

Torticollis is one of a broader category of disorders that exhibit flexion, extension, or twisting of muscles of the neck beyond their normal position. In torti...learn more »

Diarrhea can be caused by bacterial or viral infections, parasites, intestinal diseases or conditions, reactions to medications, and food intolerance. Symptoms ...learn more »

Everyone is familiar with stress. We experience it in varying forms and degrees every day. In small doses, stress can actually be beneficial to us. Stress sympt...learn more »

Sinus infection (sinusitis), is an inflammation of the sinuses and nasal passages. Causes of sinus infections are a result of a viral upper respiratory tract in...learn more »

History CT was discovered independently by a British engineer named Sir Godfrey Hounsfield and Dr. Alan Cormack. It has become a mainstay for diagnosing med...learn more »

Magnetic resonance imaging (MRI) is a scanner that takes cross-sectional images of the body. It is used to evaluate tissues of the head, neck, chest, limbs, abd...learn more »

A spinal tap is a procedure performed when a doctor needs to look at the cerebrospinal fluid (also known as spinal fluid). Spinal tap is also referred to as a l...learn more »

Encephalitis is an acute infection and inflammation of the brain itself. This is in contrast to meningitis, which is an inflammation of the layers covering the ...learn more »

Meningitis is an inflammation of the membranes that surround the spinal cord or brain. Bacterial or viral infection are the typical causes of meningitis. Sympto...learn more »

Sleep and sleep disorders may be affected by a variety of factors. Learn about the different types of sleep disorders as well as symptoms, causes, diagnosis, an...learn more »

Anorexia nervosa is a mental illness. You have a preoccupation with food and body image to the extreme. Symptoms and signs of anorexia nervosa include being ve...learn more »

Depression is a mental illness that affects 19 million Americans annually. Causes are genetic, environmental, and biological. Symptoms and signs include weight ...learn more »

Prescription medicines require a prescription from an authorized prescriber (for example, doctor, nurse practitioner, dentist, etc). Nonprescription or over-the...learn more »

Constipation in children affects up to 10% of children at any given time. Causes of constipation in infants and children include a willfulness to avoid the toil...learn more »

Head injury is a general term used to describe any trauma to the head, and most specifically to the brain itself. Several types of head injuries may occur such ...learn more »

Bacteria from a tooth cavity can cause a dental abscess, or infection of the mouth, jaw or face. Symptoms include pain, swelling, facial redness, gum inflammati...learn more »

Dizziness may be a minor problem, or could be something life-threatening. Causes of dizziness include high blood pressure, low blood pressure, heart problems, ...learn more »

Fatigue is a common health complaint by individuals. Fatigue is also referred to as feeling weary, tired, exhausted, lethargic, and a lack of energy. There are ...learn more »

Vertigo, a feeling or perception that the environment around you is moving or spinning can be caused by inner ear inflammation, Benign paroxysmal positional ver...learn more »

Fever is defined as a rectal temperature over 100.4 F or 38.0 C. Fever isn't life-threatening unless it is persistently high -- greater than 107 F rectal temper...learn more »

High blood pressure (hypertension) may be present in an individual, without any symptoms. Thus, it is called the "silent killer." Secondary causes of high blood...learn more »

Puberty marks the maturation of intellectual thought, psychosocial development, and the start of neurological and endocrinological processes. Tanner stages clas...learn more »

Motion sickness (car sickness, sea sickness, air sickness, travel sickness) is generally believed to be caused by conflicts in the sensory imput to the brain. C...learn more »

Abdominal pain in children can range from trivial to life-threatening. Some possible causes of abdominal pain in children are: infections, food related (food al...learn more »

Coma is a state of unconsciousness in which the patient does not consiously respond to the environment and stimuli. Causes of coma include head trauma, bleeding...learn more »

Sleepwalking is a disorder characterized by complicated actions that result in walking during sleep. Sleepwalking behavior can range from simply getting out of ...learn more »

Most of us will experience tinnitus or sounds in the ears at some time or another, even if it is just after a loud noise. About 20% of people have ...learn more »

Anxiety is a feeling of apprehension, fear, or worry. Some fears and worries are justified, such as worry about a loved one. Anxiety may occur without a cause, ...learn more »

Most people with asthma or hay fever or other outdoor allergies think of their home as a haven where they can escape their allergies. Unfortunately, houses and ...learn more »

Migraine headache is one of the most common complaints in medicine today. Migraine headaches usually involve one side of the head. Various early symptoms may oc...learn more »

Migraines are disabling headaches that most likely stem from problems with the nerves and blood vessels in the head. Migraine headaches typically last from 4-72...learn more »

To understand hearing loss it is important to understand how normal hearing takes place. There are 2 different pathways by which sound waves produce the sensati...learn more »

A seizure occurs when the brain functions abnormally, resulting in a change in movement, attention, or level of awareness. Different types of seizures may occur...learn more »

Epilepsy is a condition in which a person has recurrent seizures. A seizure is defined as an abnormal, disorderly discharging of the brain's nerve cells, result...learn more »