A large international study questions the conventional wisdom that most people should cut back on salt, suggesting that the amount most folks consume is OK for heart health - and too little may be as bad as too much. The findings came under immediate attack by other scientists.
Missionaries retuning to the United States after working with patients infected with Ebola will be put in quarantine and monitored, health officials said Sunday.
The Ebola virus has killed more than 700 people in Africa and could have catastrophic consequences if allowed to spread, world health officials say. So why would anyone allow infected Americans to come to Atlanta?
An American doctor infected with the Ebola virus in Africa arrived in Atlanta for treatment Saturday, landing at a military base, then being whisked away to one of the most sophisticated hospital isolation units in the country, officials say.
When it comes to preventing the spread of germs, maybe the president is on to something with his fondness for fist bumps.
An American doctor infected with the deadly Ebola disease received intensive treatment Sunday in West Africa and was in stable condition, talking to his medical team and working on his computer, a spokeswoman for an aid group said.
More teen girls are getting a controversial cervical cancer vaccine but the increase isn't much of a bump, the government reported Thursday.
The government has issued its first national estimate for Lou Gehrig's disease, confirming the devastating disease is rare.
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.