Health Information Library

Extreme fatigue that can't be explained by an underlying medical condition.

Find out more about the symptoms, diagnosis and treatment of this type of non-Hodgkin lymphoma.

Also called strep throat, an infection caused by bacteria that may bring on a sore, scratchy throat.

A disease caused by a parasite, spread by the bites of infected mosquitoes.

A disease caused by a virus that spreads through saliva.

A type of heart muscle disease that causes the heart chambers to thin and stretch, growing larger.

Learn how medicines help manage liver failure, ease symptoms and support recovery after a liver transplant.

A fungal infection that usually begins between the toes, also called athlete's foot.

A dangerous type of chest pain caused by reduced blood flow to the heart that requires emergency treatment.

A type of chest pain caused by reduced blood flow to the heart.

High blood pressure; generally a blood pressure reading of 130/80 millimeters of mercury or higher.

A common reason for a sudden feeling of spinning or moving.

Trouble hearing in one or both ears that can get worse over time.

Inflammation of the colon caused by the bacteria Clostridioides difficile.

A skin condition that happens when sweat ducts get blocked and sweat becomes trapped under the skin.

A sense that the inside of the head or the room is spinning, often caused by certain head movements.

An intense negative emotion ranging from mild irritation to rage.

A blood sugar level that is higher than what's considered healthy, but not high enough to be type 2 diabetes.

Learn about this rare cancer that affects the appendix, which is a small pouch attached to the large intestine.

Yellowing of the skin and whites of the eyes caused by the buildup of bilirubin in the blood.