Medication nation: Study shows antibiotic overuse
U.S. doctors are prescribing enough antibiotics to give them to 4 out of 5 Americans every year, an alarming pace that suggests they are being ...

Stephen Hawking: Explore space for humanity's sake
Stephen Hawking, who spent his career decoding the universe and even experienced weightlessness, is urging the continuation of space exploration — for ...

NFL, ex-players prep for battle over concussions
With perhaps billions of dollars at stake, a hearing Tuesday over concussion litigation filed against the NFL promises to be a contest between legal ...

Dengue cases may be 4 times more common than known
There may be nearly four times as many people infected with the tropical disease dengue globally than was previously believed, according to a new ...

Bird flu 101: How bad is the new H7N9 strain?
A bird flu virus never before found in humans has grabbed world attention this week after it infected and killed people in China. Scientists have been ...
Study: Dementia tops cancer, heart disease in cost
Cancer and heart disease are bigger killers, but Alzheimer's is the most expensive malady in the U.S., costing families and society $157 billion to ...

China bird flu mutates, might infect mammals
In a worrisome sign, a bird flu in China appears to have mutated so that it can spread to other animals, raising the potential for a bigger threat to ...

Feds: Man stole US cancer data to study in China
When three vials of a possible cancer-fighting compound disappeared recently from a professor's desk at the Medical College of Wisconsin, suspicion ...

Scientists find new gene markers for cancer risk
A huge international effort involving more than 100 institutions and genetic tests on 200,000 people has uncovered dozens of signposts in DNA that can ...

Study: Health law to raise claims cost 32 percent
A new study finds that insurance companies will have to pay out an average of 32 percent more for medical claims on individual health policies under ...

Study: Health overhaul to raise claims cost 32 pct
Insurance companies will have to pay out an average of 32 percent more for medical claims on individual health policies under President Barack Obama's ...

US pediatricians back gay marriage, cite research
The nation's most influential pediatrician's group says gays should be allowed to marry to help ensure the health and well-being of their children.
Researchers publish improved Neanderthal genome
Researchers in Germany said Tuesday they have completed the first high-quality sequencing of a Neanderthal genome and are making it freely available ...
Study: Therapy as good as surgery for knee repair
You might not want to rush into knee surgery. Physical therapy can be just as good for a common injury and at far less cost and risk, the most ...
UK study: Violence more likely among vets, troops
Young men who have served in the British military are about three times more likely than civilians to have committed a violent offense, researchers ...

Study: Radiation for breast cancer can harm hearts
Women treated with radiation for breast cancer are more likely to develop heart problems later, even with the lower doses used today, troubling new ...

Study: Even ancient mummies had clogged arteries
Even without modern-day temptations like fast food or cigarettes, people had clogged arteries some 4,000 years ago, according to the biggest-ever hunt ...
Studies tie stress from storms, war to heart risks
Stress does bad things to the heart. New studies have found higher rates of cardiac problems in veterans with PTSD, New Orleans residents six years ...

Stroke prevention device misses key goal in study
The future is unclear for a promising heart device aimed at preventing strokes in people at high risk of them because of an irregular heartbeat.
FDA panel sees risk in long-used osteoporosis drug
A panel of federal health experts says a long-established bone strengthening drug should no longer be used by women because there is little evidence ...

Study: No quick savings from workplace wellness
Your bosses want you to eat your broccoli, hit the treadmill and pledge you'll never puff on a cigarette. But a new study raises doubts that workplace ...
Huge study: 5 mental disorders share genetic links
The largest genetic study of mental illnesses to date finds five major disorders may not look much alike but they share some gene-based risks.
Study finds pregnancy nausea drug won't harm fetus
There's reassuring news for pregnant women miserable with morning sickness: A very large study in Denmark finds no evidence that using a popular ...

Advanced breast cancer edges up in younger women
Advanced breast cancer has increased slightly among young women, a 34-year analysis suggests. The disease is still uncommon among women younger than ...
FDA halts Amgen study after teen patient death
Federal health regulators have halted Amgen's studies of its drug Sensipar after the death of a 14-year-old patient in a company trial. The Food and ...