Medical research

Exercise-induced hormone irisin triggers bone remodeling in mice

Exercise has been touted to build bone mass, but exactly how it actually accomplishes this is a matter of debate. Now, researchers show that an exercise-induced hormone activates cells that are critical for bone remodeling ...

Neuroscience

The importins of anxiety

According to some estimates, up to one in three people around the world may experience severe anxiety in their lifetime. In a study described today in Cell Reports, researchers at the Weizmann Institute of Science have revealed ...

Neuroscience

Why feeling empathy could lead former drug users to relapse

Empathy, the awareness of another's feelings and emotions, is a key feature in normal social interactions. But new research from the University of Minnesota suggests that empathy can have detrimental effects on an individual—and ...

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