Tyson Foods Inc , the largest U.S. poultry producer, plans to eliminate the use of human antibiotics in its chicken flocks by September 2017.
The government is lowering the recommended amount of fluoride added to drinking water for the first time in more than 50 years.
Women are more likely than men to end up in the "miserable minority" of people whose brain injury symptoms linger for years.
A head transplant appears to figure in one of the subplots of "Game of Thrones," as well as the claims of a real-life Italian neurosurgeon.
Scientists have formulated a needle-free vaccine against measles, and say the little stick-on patch could be the answer to fighting measles.
A new study may help explain why people, and some animals, eat even when they are clearly not hungry. It seems our brains are hard-wired to trick us.
With attention on the transgender community this week, you may know someone who has questions.
A Connecticut teen forced to undergo chemotherapy for her cancer has finished that treatment and says she expects to be released from the hospital.
One scientist has a bold, new theory for why an estimated 3,500 babies a year succumb to SIDS — a mysterious and traumatic condition.
The bill would prevent adolescents from smoking, buying or possessing both traditional and electronic cigarettes.
Federal officials are asking communities around the country to look for drug-abuse-fueled outbreaks of the AIDS virus.
Minnesota's declared a state of emergency because of bird flu, which has struck more than 40 poultry farms in the state.
An experimental malaria vaccine only protects about a third of children from malaria, but it could still save millions of lives, researchers say.
A 25-year-old nurse found herself in the middle of a medical drama in the air when passengers began to fall ill on board a SkyWest Airlines flight.
Jerome Hamon had suffered from a rare disease known as neurofibromatosis.
Cobie Smulders' fictional fights have paled in comparison to the one the actress says she endured in real life.
City air pollution could hurt your brain, Harvard researchers suggested Thursday.
Heavy drinking is on the rise in many parts of the U.S. - up more than 17 percent since 2005, researchers say. And rates are rising faster for women.
The Dr. Oz Show is actually "not a medical show" but will no longer use words like "miracle," Dr. Mehmet Oz told NBC News in an exclusive interview.
Chinese scientists have caused an uproar by trying to permanently edit the DNA of human embryos, raising the specter of eugenics.
People scared to speak in public are often coached to imagine the audience all wearing underwear. Maybe virtually stripping down could help even more.
Vaccine laws in other states may be toughened, observers agree, if California strips parents' rights to exempt their kids from immunizations.
The physician and TV personality slams his critics and responds to their critiques.
Do mosquitoes come straight to you? Are you the one covered in itchy red welts? You may be able to blame your genes.
A tweaked version of an experimental Ebola drug can save monkeys already sick with fever from the virus, researchers reported Wednesday.
The H5N2 virus that's spreading among poultry is a new mutant, and it will take some strong measures to fight it.
The avian flu outbreak that has spread in 12 states is taking its toll on more than just the thousands of birds that have been destroyed.
Another study aimed at soothing the fears of some parents shows that vaccines don't cause autism.
The doctors sent an email to Columbia University last week Oz for pushing "quack treatments" for personal financial gain.
An outbreak of Listeria linked to Blue Bell ice cream has been going on quietly for five years, federal health officials said Tuesday.