Health | featured news

And what it took to get him the help he needed... It was early December 2010. That August, my father, who was 69, became abruptly and deeply paranoid. Convinced that nameless people were trying to kill him, he slept no more than an hour or two a night and started drinking after five years of sobriety. When his suspicions grew to include his immediate family, he became violent and threatened suicide.

Images of patients on ventilators on cigarette packets help smokers heed the health warnings about smoking better than written warnings, says US research.

In arguments made against the Obama administration’s health care law, a thread that runs through many of them is an analogy between the health care law and broccoli.

They live on your skin, up your nose, in your gut - enough bacteria, fungi and other microbes that collected together could weigh, amazingly, a few pounds....

Could the World Health Organization's ruling make exhaust as important a public health issue as secondhand smoke?

Finally, some good news for older dads. A new study hints that their children and even their grandchildren may get a health benefit because of their older age. It's based on research into something called telomeres - tips on the ends of chromosomes.

U.S. health officials are asking safety questions about the first artificial heart valve designed to be implanted without major surgery.

The findings are the first to link insufficient sleep to stroke; they're also the first to apply even to adults who keep off extra pounds and have no other risk factors for stroke, says Megan Ruiter, lead author of the report. It will be presented Monday at the 26th annual meeting of the Associated Professional Sleep Societies in Boston.

Dr. Sujatha Reddy joins CNN's Fredricka Whitfield to discuss how drinking more coffee can help delay Alzheimer's.

An "early and aggressive" approach to people on the cusp of developing Type 2 diabetes is needed to reduce cases of the disease, a study suggests.