May 17, 2012 12:45AM

'Good' cholesterol doctrine may be flawed: study

Researchers on Thursday challenged a tenet of modern medicine that higher levels of "good" cholesterol automatically boost cardiovascular health.

May 17, 2012 01:36PM

Minorities overtake whites in US births

For the first time ever, white births in the United States are no longer in the majority, according to US Census Bureau estimates Thursday that underscored the growth of the Hispanic population.

May 16, 2012 02:32PM

Common antibiotic boosts death risk: study

A popular antibiotic used for treating bronchitis, pneumonia, ear infections and sexually transmitted diseases may boost the risk of death, a US study said Wednesday.

May 18, 2012 02:51PM

CDC to baby boomers: Get tested for hepatitis C

For the first time, the government is proposing that all baby boomers get tested for hepatitis C.

May 20, 2012 10:11AM

Lung cancer CT scans: Just for older heavy smokers

New lung cancer screening guidelines from three medical groups recommend annual scans but only for an older group of current or former heavy smokers.