Adolescence is widely thought to be a time when the brain trims away excess neural connections, refining circuits through synaptic pruning. New research now suggests this view may be incomplete.

Though some say weed can improve mood and energy, there are negative effects on cognitive skills — especially in younger ...

The largest study of adolescent brain development ever conducted in the United States has produced a finding that parents in ...

Teen cannabis use is linked to slower cognitive growth, especially memory, with THC as a likely contributor during key ...

Researchers find marijuana use in teens tied to slower gains in memory, focus, and thinking skills.

While some of us enjoy curling up with a good book, others prefer watching a series or playing video games. But from the ...

A systematic review reveals adolescent cannabis use alters brain structure, elevates addiction risk, and impacts cognitive ...

This post was coauthored by Gabriella P. Oettinger and Juan M. Dominguez, Ph.D. As we begin the new school year, the importance of understanding the challenges and risks that students face becomes ...

Adolescent food insecurity is significantly linked to increased risks for depression, concussion, and inadequate sleep, ...

How we think about ourselves changes with time. Renaissance painters depicted babies as miniature adults. And, in fact, these young humans were expected to fulfill adult roles of work and marriage at ...

Ahmed Khan, 17, was able to undergo a 13-hour brain surgery — despite having a rare blood disorder that complicates clotting ...