But researchers found that nearly two-thirds of study cases walked again within 3 months

Agency says device remains 'appropriate' for many women, but also cites reports of serious complications

'Tiger parenting' can have dire consequences, researcher contends

Chemical effect in the body is similar to that of marijuana, study says

But overall increase was only 8 percent higher in the first two days after a clock change, researchers said

Suffering can escalate for those with two months of reserves or less, study finds

Chemical effect in the body is similar to that of marijuana, study says

But overall increase was only 8 percent higher in the first two days after a clock change, researchers said

Suffering can escalate for those with two months of reserves or less, study finds

Study found altered levels of brain chemicals that influence emotions, memory