Researchers are trying to decode the genetic secrets of the lucky few who need less sleep than the rest of us
Federal charges filed against scientist who admitted using false data to get millions in grant money
Doctors have taken a new look at the use of anesthesia in hip surgeries. Plus, a new study examines therapy patients with low self esteem. Alexis Christoforous has some of the day's medical headlines.
20 percent of veterans return from Afghanistan and Iraq with post-traumatic stress, and some believe pills are the wrong treatment
A new study finds adding the 3D imaging technique - called tomosynthesis - to routine digital mammography increases cancer detection and reduces the number of false alarms. Researchers found 41 percent more invasive cancers when women were screened with both 3D and digital mammography. CBS News' Alexis Chirstoforous reports.
Study retracted last year is republished in another journal, adding to confusion and controversy over safety of genetically modified crops
Most Americans watch more TV than recommended, and a new study finds it can double the risk of premature death
Study finds higher detection rates, fewer false alarms than regular mammograms -- but also a downside
What's the difference between "best if used by" and "expiration" dates? Americans aren't sure, and it's costing us billions
The American Academy of Pediatrics issued a new policy that underscores the benefits of reading to young children every day
CRT cardiac therapy is far more effective at saving women's lives than men's, but men are more likely to receive it, study shows
A new study found that senior citizens with higher education and intellectual activity have less risk of dementia. Also, a study suggests that using vitamin supplements can help pregnant women with gestational diabetes. Wendy Gillette has a look at the day's medical headlines.
Ian Burkhart had little hope for the future until a tiny chip allowed him to open and close his hand
Even those at high risk can keep their brains healthier longer by taking up intellectual pursuits, study finds
The U.S. Preventive Services Task Force says that there is not enough evidence for or against Vitamin D screening for healthy adults. David Begnaud reports on the study and what it mean for patients.
As many as 84 lab workers may have been exposed to potentially deadly anthrax after safety protocols were not followed
Many working parents can't wait for a regular appointment to get a doctor's note for sick child, prompting unnecessary trips to ER
Medical examiner's report says Maine teenager died from necrotising fasciitis, rare flesh-eating bacteria, after getting his wisdom teeth pulled
Marfan syndrome, a rare condition that can weaken the aorta, sidelines basketball player who had already overcome partial blindness
Report revealed spinal fusion numbers per doctor nationwide