The liver has a lot of vital tasks including ridding the body of toxins. Learn about problems that can affect the liver and how to avoid them.
Disease
Gingivitis
Gingivitis is a common and mild form of gum disease that causes irritation, redness and swelling of your gums.
Disease
Graves' disease
Learn about the symptoms, causes and treatment of this immune system condition that results in too much thyroid hormone.
Disease
Barrett's esophagus
In this digestive condition, the esophagus becomes damaged by repeated exposure to stomach acids. Learn about treatments to improve symptoms and lower cancer your risks.
Disease
Keratitis
An inflamed, red eye can be a minor nuisance — but sometimes it means a more serious problem. Find out about symptoms, treatment and prevention for this potentially dangerous eye condition.
Disease
Craniopharyngioma
Learn more about this noncancerous tumor that forms near the brain's pituitary gland, including diagnosis and treatment options.
Disease
Oral lichen planus
This ongoing inflammatory condition results in white, lacy patches or red, swollen tissues or open sores inside your mouth that may cause burning or pain.
Disease
Liver fibrosis
Repeated liver injury can cause scarring that stiffens the liver and gradually reduces its ability to function. Learn about symptoms and treatment for this often-silent liver condition.
Disease
Giardia infection (giardiasis)
This type of infection can cause stomach cramps, upset stomach and loose stools. Find out how to treat and prevent this waterborne parasite.
Disease
Anaphylaxis
Anaphylaxis, a severe allergic reaction, is an emergency. Learn who's at risk, what to watch for and what to do when it occurs.
Disease
Infectious diseases
Viruses, bacteria, fungi and parasites all can cause infections. Find out more about how to prevent and treat these conditions.
Disease
Tooth abscess
A bacterial infection at the tip of the tooth root usually occurs from an untreated dental cavity, an injury or prior dental work.