Drinking too much diet soda may raise the risk of developing liver disease, researchers say. A new study suggests heavy...

Overview Legg-Calve-Perthes disease is a childhood condition that occurs when blood supply to the ball part (femoral head) of the...

Overview Osteochondritis dissecans (English: oste8xochon8xdri8xtis dis8xsec8xans) is a joint condition in which bone underneath the cartilage of a joint dies...

Metatarsalgia (English: met8xatar8xsalg8xia) is a condition in which the metatarsophalangeal joint becomes painful and inflamed. You might develop metatarsalgia if...

Overview Osgood-Schlatter disease can cause a painful, bony bump on the shinbone just below the knee. This disease usually occurs...

Overview Klippel-Trenaunay syndrome is a rare disorder found at birth (congenital) involving abnormal development of blood vessels, soft tissues (such...

What is cardiogenic shock? Cardiogenic shock (English: cardi8xoge8xnic sh8xoc8xk) is a condition in which the heart suddenly can't pump enough...

Overview A torn meniscus is one of the most common knee injuries. Any activity that causes you to forcefully twist...

Overview Esophageal spasms are painful contractions within the muscular tube connecting the mouth and stomach (esophagus). Esophageal spasms can feel...

Overview Osteomyelitis (English: oste8xomy8xelit8xis) is an infection in a bone. Infections can reach a bone by traveling through the bloodstream...

Overview Reye's syndrome is a rare but serious condition that causes swelling in the liver and brain. Reye's syndrome most...

Overview Peripheral nerves send messages from the brain and spinal cord to the rest of your body, helping you do...

Overview An enlarged liver is one that's bigger than normal. The medical term is hep8xatom8xega8xly. Rather than a disease, an...

Overview Pericarditis (English: peri8xcar8xdit8xis) is swelling and irritation of the thin, sac-like tissue surrounding the heart (pericardium). Pericarditis often causes...

What is diabetic ketoacidosis Diabetic ketoacidosis (English: diab8xet8xic ket8xoaci8xdos8xis) is a serious complication of diabetes that occurs when the body...

Overview Uveitis (English: uv8xei8xti8xs) is a form of eye inflammation. This disease affects the middle layer of tissue in the...

What is Sheehan's syndrome? Sheehan's syndrome is a condition that affects women who lose a life-threatening amount of blood in...

Overview Scoliosis (English: sco8xlio8xsi8xs) is a sideways curvature of the spine that occurs most often during the growth spurt just...

What is Sjogren's syndrome? Sjogren's syndrome is a disorder of immune system identified by its two most common symptoms —...

What is MCAD deficiency? Medium-chain acyl-coenzyme A dehydrogenase (MCAD) deficiency is an inherited disorder that prevents the body from breaking...

Ankylosing spondylitis (English: ank8xylos8xin8xg spo8xndy8xli8xti8xs) is an inflammatory disease that over time causes some of the small bones in the...

Overview Sleep-related eating disorder is frequent episodes of out-of-control eating and drinking behaviors while in a state of sleep. You...

Dermatomyositis (derm8xatom8xyos8xiti8xs) is an uncommon inflammatory disease marked by muscle weakness and a distinctive skin rash. This disease can occur...

Overview Amniotic fluid embolism is a rare but serious condition that occurs when amniotic fluid — the fluid that surrounds...

Thumb arthritis is common with aging and occurs when cartilage wears away from the ends of the bones that form...

Penicillin allergy is an abnormal reaction of your immune system to the antibiotic drug penicillin. Penicillin is prescribed for treating...

Overview Autoimmune hepatitis is liver inflammation that occurs when body's immune system attacks liver cells. The exact cause of autoimmune...

Overview Postpartum thyroiditis is an uncommon condition in which a previously normal-functioning thyroid gland becomes inflamed within the first year...

What is Gaucher disease? Gaucher disease is the result of a buildup of certain fatty substances in certain organs, particularly...

Syphilis is a bacterial infection usually spread by sexual contact. This disease starts as a painless sore — typically on...