As the U.S. tries to phase out a polluting refrigerant that is used in millions of air conditioners across the country, unapproved coolant is popping up on the market - with potentially dangerous consequences.
Researchers say an experimental drug from the biotech company Genentech failed to slow mental decline in tests on more than 500 people with mild to moderate Alzheimer's disease.
Unexplained rash? Check your iPad. It turns out the popular tablet computer may contain nickel, one of the most common allergy-inducing metals.
Secondhand smoke can cause lung and nasal cancer in dogs, malignant lymphoma in cats and allergy and respiratory problems in both animals, according to studies done at Tufts University's School of Veterinary Medicine in Massachusetts.
A government scientist cleaning out an old storage room at a research center near Washington made a startling discovery last week - decades-old vials of smallpox packed away and forgotten in a cardboard box.
First-day jitters come with any new job but when the work involves pushing needles into strangers' bellies, stitching up gaping wounds or even delivering babies, that debut can be especially nerve-wracking — for everyone involved.
More than half of privately insured women are getting free birth control under President Barack Obama's health law, a major coverage shift that's likely to advance.
Wouldn't you love to escape this busy world and just spend some time alone with your thoughts? Maybe not, says a study of volunteers who actually tried it.
The latest analysis of childhood vaccines confirms they're generally safe.
In the past decade, billions of dollars have been spent trying to save the lives of mothers in developing countries using strategies - usually inexpensive drugs - deemed essential by the U.N. health agency.
Indonesia became the newest country to mandate graphic photo warnings on cigarette packs on Tuesday, joining more than 40 other nations or territories that have adopted similar regulations in recent years.
Imagine a low-cost treatment for a life-threatening infection that could cure up to 90 percent of patients with minimal side effects, often in a few days. It may sound like a miracle drug, but this cutting-edge treatment is profoundly simple - though somewhat icky.
3-D mammograms may be better at finding cancer than regular scans, a large study suggests, although whether that means saving more lives isn't known.
Most people who signed up under President Barack Obama's health care law rate their new insurance highly, but a substantial number are struggling with the cost, according to a poll released Thursday.
Food companies and restaurants could soon face government pressure to make their foods less salty — a long-awaited federal effort to try to prevent thousands of deaths each year from heart disease and stroke.