
The impulsivity and risk-taking that are common among teenagers may be a side effect of having a brain tuned to learn a lot of new stuff fast, researchers say. So it could be good in the long run.
(Image credit: Luciano Lozano/Getty Images)

The impulsivity and risk-taking that are common among teenagers may be a side effect of having a brain tuned to learn a lot of new stuff fast, researchers say. So it could be good in the long run.
(Image credit: Luciano Lozano/Getty Images)