In-depth

Alternative medicine

Acupuncture

Find out how acupuncture works, who should avoid it and what conditions it can treat.

Hypnosis

Hypnosis is used for a wide range of medical concerns, including pain, weight control, smoking and stress. See if it's right for you.

Symptoms

Headache

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

Tests and diagnosis

CT scan

A CT scan is an imaging test that uses X-rays to produce detailed images of the inside of your body.

MRI

MRI uses a magnetic field and radio waves to create detailed images of the organs and tissues within your body.

Treatments and drugs

Radiation therapy

Radiation therapy is a common means of treating many types of cancer. Find out what to expect during your radiation therapy treatment.

Feb. 26, 2011