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A surgically implanted device similar to a pacemaker gained FDA approval after showing some weight loss in people who are obese. But people in a study who had sham devices lost weight, too.

In school-age children previously diagnosed with depression as preschoolers, a key brain region involved in emotion is smaller than in their peers who…

The health care law gives subsidies to those whose employers' insurance isn't affordable, but that's based on the cost of worker-only coverage. Adding family to a plan can send prices out of reach.

Negative childhood experiences can set our brains to constantly feel danger and fear says psychiatrist and traumatic stress expert Bessel van der Kolk.…

A therapy that liberates the immune system to attack cancer cells drove Hodgkin lymphoma (HL) into complete or partial remission in fully 87 percent of…

A doctor-scientist's long quest to help children with a rare form of brain cancer has led to the discovery that high levels of brain activity can make glioma tumors grow faster.

After the costumes and candy comes the hard part: the fights and negotiations that go along with trying to limit kids' sugar intake. Why not skip the ordeal by paying kids to give up their treats?

Open enrollment in Obamacare resumes Saturday. While no one expects a repeat of last year's disastrous launch, millions of people will be trying to renew coverage or sign up for the first time.

· Rett syndrome is a relatively rare autism spectrum disorder marked by neurodevelopmental regression, muscle problems, seizures, shortened life span and…

What are the chances somebody with Ebola will fly to the U.S. by late September? One team of scientists says it could be as high as 18 percent. And the risk is even higher for the U.K.