But study finds no association with another inflammatory bowel diseaseread the full article

Schools should take steps to expedite long lines to give students more time to eat, researchers sayread the full article

But many cases involve low-risk tumors where treatments could carry greater risks than benefitsread the full article

Price of genetic tests would have to drop 90 percent to be cost-effective, researcher saysread the full article

Aggressive treatment cut rates of heart attack, heart failure and stroke by one-third, deaths by one-quarterread the full article

No major breakthroughs in care for tiniest babies since 1990s, researcher saysread the full article

High doses of resveratrol stabilized a key protein level in study, but scientists say more research is neededread the full article

Teens with close friends were more likely to be in good health by age 27, study foundread the full article

Study finds followers, dedicated sports reporters have 'optimism bias'read the full article

If signed into law by Gov. Jerry Brown, doctors could prescribe life-ending drugs to terminally illread the full article