The mattress can be a jungle of dust mites and bedbugs, milling around among dried remnants of blood, saliva, sweat and basically all the other bodily fluids.

A Georgia man suffering from Lou Gehrig's Disease says he wants to die by having his organs harvested rather than wait for his degenerative nerve ailment to kill him.

The millions of people who take calcium supplements to strengthen aging bones and ward off osteoporosis may be putting themselves at increased risk of a heart attack, a new study has found.

Cloning has been a controversial issue since German embryologist Hans Spemann first made a pair of adorable, genetically identical salamander twins out of a single egg, way back in nineteen-dickety-two.

In extreme cases, hoarders' obsession has led to fires, attracted vermin, endangered their families, that experts describe it as a growing public health problem.

As compression-only CPR has grown in use, the question has remained whether it's as effective as the traditional form that includes mouth-to-mouth resuscitation. Two new studies say yes. FULL STORY | WATCH: CPR in 2 minutes

Little is known about the effects of the chemicals added to the Gulf of Mexico to break up oil flowing from the Deepwater Horizon's ruptured well.

When Annie Brown's daughter, Isabel, was a month old, her pediatrician asked Brown and her husband to sit down because he had some bad news to tell them: Isabel carried a gene that put her at risk for cystic fibrosis.

When President George H.W. Bush signed the Americans with Disabilities Act on July 26, 1990, he addressed concerns the sweeping civil rights law would be ''too vague or costly, or may lead endlessly to litigation.''

When asked what the Americans with Disabilities Act means to him on its 20th anniversary, Gary Talbot pauses and says it's tough to put in words.