Cholecystitis is a redness and swelling (inflammation) of the gallbladder. It happens when a digestive juice called bile gets trapped in your gallbladder.

Cholangitis is swelling (inflammation) of the bile duct system. In most cases, cholangitis is caused by a bacterial infection. The infection often happens suddenly. But, in some cases, it may be long-term (chronic).

Detailed anatomical description of the biliary system, including a full-color labeled illustration.

Detailed information on the most common disorders of the biliary system, including gallstones, cholangitis, cholecystitis, biliary cirrhosis, and biliary duct cancer

Autoimmune hepatitis is when your body’s infection-fighting system (immune system) attacks your liver cells. This causes redness and swelling (inflammation) and liver damage.

In addition to regulating the menstrual cycle, estrogen affects the reproductive tract, the urinary tract, the heart and blood vessels, bones, breasts, skin, hair, mucous membranes, pelvic muscles, and the brain.

Painful periods cause severe cramps and pain during a woman's period. It can start with your first period, or begin later in life. It can be related to an underlying condition, such as endometriosis.

Alcoholic hepatitis is liver damage caused by drinking too much alcohol over time. Learn about symtpoms, diagnosis, treatment, and possible complications.

Detailed information on the most common types of eating disorders, including anorexia, bulimia, and binge eating disorder

Dysthymia is a mild, but long-lasting form of depression. Learn more about this condition, including causes, symptoms, diagnosis, and treatment.