In-depth

Abdominal pain

Find out what causes different types of abdominal pain.

Cough

An occasional cough is normal and healthy. A cough that persists for weeks signals an underlying problem.

Diarrhea

Here's information about common causes of diarrhea and when to see your doctor.

Headache

Most headaches aren't caused by a serious illness, but some could be a sign of a life-threatening condition.

Low blood pressure (hypotension)

Low blood pressure (hypotension) can be a sign of good health or of a life-threatening condition. Find out more about hypotension's causes and treatment options.

Muscle pain

Muscle pain can occur just about anywhere in your body, and there are lots of potential causes.

Shortness of breath

Shortness of breath can be frightening. Most of the time, a heart or lung condition is the cause.

Jan. 02, 2014

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