In-depth

Prevention

Health issues for gay men

Health issues for lesbians

Symptoms

Fatigue

Fatigue can signal many things. Here are some tips to help you decipher why you're wiped out and to regain your energy.

Headache

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

Shortness of breath

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

Tests and diagnosis

Liver function tests

Find out how this battery of blood tests helps your doctor diagnose and monitor liver disease.

STD testing

Sexually transmitted diseases are common, but the types of STD testing you need may vary by your risk factors. Find out what's recommended for you.

Urinalysis

Urinalysis can be used to assess your overall health, detect a wide range of disorders, or monitor a medical condition or treatment.

May. 20, 2014

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