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.
A bold new way to test cancer drugs started Monday in hundreds of hospitals around the U.S.
Anheuser-Busch and MillerCoors, two of the world's biggest beer makers, are posting online what's inside bottles of Budweiser and Miller Lite after pressure from a food blogger.
The government is reminding pregnant women to stay away from certain fish that can be high in mercury. But the agency won't require package labeling on mercury content, which is what consumer groups had sought.
The American Medical Association says cheerleading should be considered a sport because of its rigors and risks.
Coca-Cola is taking on obesity, this time with an online video showing how fun it could be to burn off the 140 calories in a can of its soda.
A cheap, decades-old chemotherapy drug extended life by more than a year when added to standard hormone therapy for men whose prostate cancer has widely spread, doctors reported Sunday.
Transgender people receiving Medicare may no longer be automatically denied coverage for sex reassignment surgeries, a U.S. Department of Health and Services review board ruled Friday in a groundbreaking decision.
Almost a third of the world is now fat, and no country has been able to curb obesity rates in the last three decades, according to a new global analysis.
First lady Michelle Obama is striking back at House Republicans who are trying to weaken healthier school meal standards, saying any effort to roll back the guidelines is "unacceptable."
All the health care workers who came into contact with a Saudi resident infected with the second confirmed MERS case in the U.S. have been cleared to return to work.
Surprising new research shows a small but diverse community of bacteria lives in the placentas of healthy pregnant women, overturning the belief that fetuses grow in a pretty sterile environment.
A deadly Metro-North train derailment last year in which the "dazed" engineer was found to have sleep apnea has pushed the commuter railroad to look into establishing screening for the condition, which could include measuring operators' necks and asking them and their spouses about snoring habits.