They walked through the grit and mud, lived without sleep, saw the unthinkable. Here are the tales of five doctors at the World Trade Center disaster site, in their own words.

People are jittery, feeling depressed, even moving out of large cities. Experts offer some advice on how to cope after the terror attacks.

Experts discuss the merits of gas masks amid fears of a chemical or biological terrorist attack. Some question how effective the masks would be — and whether they could be used in time.

A doctor has successfully transplanted ovaries in women's arms.

The football league has banned the food supplement ephedrine after receiving warnings it can cause seizures, strokes, even death.

A new study finds that steroids inhaled to treat asthma can lead to bone loss in women.

ABCNEWS' Dr. Tim Johnson offers advice and information pertaining to the possibility of biological and chemical attack.

It cleans the blood. It burns fat. And it tastes pretty good fried up with onions. You need another reason to treat it well?

Everyone has been finding their own way to deal with grief since the Sept. 11 attacks.  Grieving Kids |  How to Help

Times like these could lead to physical — not just mental — problems.

Like adults, kids are struggling with their emotions.

 How New York City Day Care Kids Escaped
 On Children: Questions and Answers
 Complete Coverage

Is the United States ready for biological and chemical weapons?
 Transcript: Expert on Biological Terror.  Book excerpt: Germs.