Introduction An ear infection (acute otitis media) is most often a bacterial or viral infection that affects the middle ear, the air-filled space behind the eardrum that contains the tiny vibrating bones of the ear. Children are more likely than adults to get ear infections. Ear infections frequently are painful …
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Melanoma – Symptoms, Causes, and Treatment.
Definition Melanoma, the most serious type of skin cancer, develops in the cells (melanocytes) that produce melanin the pigment that gives your skin its color. Melanoma can also form in your eyes and, rarely, in internal organs, such as your intestines. Melanoma History Although melanoma is not a new disease, …
Read More »Mononucleosis – Causes, Symptoms, and Prevention.
Definition Infectious mononucleosis (mono) is often called the kissing disease. The virus that causes mono is transmitted through saliva, so you can get it through kissing, but you can also be exposed through a cough or sneeze, or by sharing a glass or food utensils with someone who has mono. …
Read More »Multiple sclerosis – Definition, Treatment, and Prevention.
Definition Multiple sclerosis is a disease that involves an immune-mediated process that results in an abnormal response in the body’s immune system that damages central nervous system (CNS) tissues in which the immune system attacks myelin, the substances that surrounds and insulate nerves fibers causing demyelination that leads to nerve …
Read More »Diarrhea – Definition, Complications, and Prevention.
Definition Diarrhea is loose, watery stools. A person with this typically passes stool more than three times a day. People with it may pass more than a quart of stool a day. Acute diarrhea is a common problem that usually lasts 1 or 2 days and goes away on its …
Read More »Diabetes Mellitus Type 1 – Definition, Causes, and Treatment.
Definition Diabetes Mellitus Type 1 is an auto-immune condition in which the body destroys the cells in the pancreas that produce insulin. This happens because the cells that make the insulin (beta cells) have been destroyed by the body’s own immune system. Insulin is the hormone that helps move sugar, …
Read More »Nail Fungus – Causes, Risk factors, and Prevention.
Definition Nail fungus is a common condition that begins as a white or yellow spot under the tip of your fingernail or toenail. As the fungal infection goes deeper, nail fungus may cause your nail to discolor, thicken and crumble at the edge. It can affect several nails. Nail fungus …
Read More »Obesity – Epidemiology, Causes, Treatment, and Prevention
Definition Obesity is a complex disorder involving an excessive amount of body fat. Obesity isn’t just a cosmetic concern. It increases your risk of diseases and health problems, such as heart disease, diabetes and high blood pressure. Being extremely obese means you are especially likely to have health problems related …
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