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Disease

Thunderclap headaches

These headaches are sudden and severe, and can warn of a life-threatening condition — so seek immediate medical attention.
Disease

Toxic hepatitis

Find out about symptoms and treatment of this liver disease. It's caused by exposure to certain substances, such as alcohol or medicines.
Disease

Trichotillomania (hair-pulling disorder)

In this mental health condition, people can't resist urges to pull out hair from their body. They do this often. Therapy may help reduce or stop urges.
Disease

Umbilical hernia

Learn about this condition in which your intestines create a bulge near your navel.
Disease

Viral hemorrhagic fevers

Learn about the symptoms, treatment and prevention of these sometimes deadly diseases.
Disease

Viral hepatitis

Learn about the types of viral hepatitis, how they spread, how they're treated and how to protect yourself from getting sick.

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