Indigestion, also known as dyspepsia, is a painful or burning feeling in the upper abdomen and is usually accompanied by nausea, bloating or gas, a feeling of fullness, and, sometimes, vomiting.
Infectious arthritis is an infection in the joint (synovial) fluid and joint tissues.
Infectious mononucleosis, also known as mononucleosis, "mono," or glandular fever, is characterized by swollen lymph glands and chronic fatigue.
Infertility is defined by the American Society for Reproductive Medicine (ASRM) as a disease of the reproductive system that impairs the body's ability to perform the basic function of reproduction
An ingrown hair is a hair that curls and penetrates the skin with its tip, causing inflammation.
Interstitial lung diseases are named after the tissue between the air sacs of the lungs called the interstitium - the tissue affected by fibrosis (scarring).
The most common cause of anemia is iron deficiency. Iron is needed to form hemoglobin.
Irritable bowel syndrome (IBS) is an intestinal disorder that causes the following: crampy pain, gassiness, bloating, changes in bowel habits.
Keratosis pilaris is a common skin disorder characterized by small, pointed pimples.
Kidney cancer begins in the kidneys - two large, bean-shaped organs - one located to the left, and the other to the right of the backbone.
A kidney stone is a solid piece of material that forms from crystallization of excreted substances in the urine.
Many knee problems are a result of the aging process and continual wear and stress on the knee joint (i.e., arthritis). Other knee problems are a result of an injury or a sudden movement that strains the knee. Common knee problems include the followi
A normal spine, when viewed from behind appears straight. However, a spine affected by kyphosis shows evidence of a forward curvature of the back bones (vertebrae) in the upper back area, giving a "humpback" appearance.
Lactose intolerance is a condition caused by a lack of an enzyme called lactase, which, in turn, causes the body to be unable to digest lactose, a sugar found in milk products.
Lactose intolerance is a condition caused by a lack of an enzyme called lactase, which, in turn, causes the body to be unable to digest lactose, a sugar found in milk products.
Landau-Kleffner syndrome (also called infantile acquired aphasia, acquired epileptic aphasia, or aphasia with convulsive disorder) is a language disorder. It frequently occurs in normally-developing children, usually between three and seven years of
Laryngeal cancer includes cancerous cells found in any part of the larynx - the glottis, the supraglottis, or the subglottis.
Lateral epicondylitis, also known as tennis elbow, is characterized by pain in the back side of the elbow and forearm, along the thumb side when the arm is alongside the body with the thumb turned away. The pain is caused by damage to the tendons tha
Some children and adults have an allergy or sensitivity to latex (rubber). Reactions can be seen when products made from latex come in contact with the person's skin, mucous membranes (like the mouth, genitals, bladder or rectum), or the bloodstream
Leukemia is cancer of the blood cells, usually the white blood cells. Leukemic cells look different than normal cells and do not function properly.