The transplant recipient made his first appearance on Thursday, about a week after he underwent a nearly 18-hour transplant procedure at a hospital.

A new study suggests that at least one in seven home kitchens would flunk the kind of health inspection commonly administered to restaurants.

Floatopia, beer floating, float-a-palooza — there are many names, but the key ingredients stay the same: Sun, a public body of water, inflatable rafts — and booze. In some cases, lots of booze.

At nearly 7 feet tall, Elisany Silva of Brazil is one of the world’s tallest teenagers. The 14-year-old says she had to quit school after she grew too large to ride the bus.

These days, you may leave your dentist's office with more than a toothbrush and dental floss in your bag. Thousands of dentists are offering patients health-care credit cards to cover the work that needs to be done, with seemingly hard-to-resist repayment terms. If you need care and don't have insurance to cover it or cash in hand, it's tempting to sign up.

Randy Knapp was a teenager when he spent 13 nights trapped in a whiteout on Oregon's Mount Hood. Thirty-three years later, he's still climbing.

Final data from a new study showed that the diet drug Meridia increases the risk of heart attacks and strokes in patients who already have heart disease, but offered only moderate weight loss.

The popular diabetes drug Metformin could stave off lung cancer in smokers and deserves further study, a new study finds.

Staying mentally active can help stave off dementia, but once it's diagnosed, people who engaged in crossword puzzles, reading and hobbies may decline more quickly than others, a study finds.

Scientists are reporting a major advance in diagnosing tuberculosis: A new test can reveal in less than two hours, with very high accuracy, whether someone has the disease and if it's resistant to the main drug for treating it.

The suicide rate among soldiers at Fort Carson is on track to drop by about 45 percent this year compared with 2008, as the U.S. military takes steps to ease what has been an increasing problem.

An altered version of the cancer drug Gleevec could form the basis of a new class of drugs that block the development of brain-damaging plaques in Alzheimer's disease, U.S. researchers said on Wednesday.

Moscow banned nighttime sales of vodka and other spirits on Wednesday, part of a nationwide drive to curb crime and disease linked with Russia's national drink.

As they become more popular, the battery-powered cigarettes have become the center of a fight over how risky they are compared with traditional smokes, whether they're legal and, if they are, how they should be regulated.

The U.S. Department of Justice will continue to "aggressively pursue" pharmaceutical companies that illegally market drugs for uses that have not been approved by health regulators, a top agency official said on Wednesday.