For people antidepressants can’t help, ketamine changes the brain in ways we can now see In A Nutshell For the first time, researchers used a specialized brain scan to watch how ketamine alters a key ...

Add Yahoo as a preferred source to see more of our stories on Google. Illustration showing diabetes drug metformin working in the body Metformin has been prescribed to people with type 2 diabetes to ...

A new brain-imaging study has revealed how ketamine produces its fast antidepressant effects in people with treatment-resistant depression. Researchers tracked changes in a critical brain receptor ...

A new study reveals how cocaine use alters brain circuits tied to memory and reward, leaving the brain more vulnerable to relapse.

From depression to post-traumatic stress disorder, psychedelic drugs combined with therapy might ease symptoms. Once a counterculture outcast, these drugs are undergoing a renaissance in medicine for ...

What if a single choice could hijack your brain’s wiring, rewriting your behavior, judgment, and even your ability to survive? The human brain is an essential organ in the body, responsible for ...

Johns Hopkins University researchers have grown a novel whole-brain organoid, complete with neural tissues and rudimentary blood vessels—an advance that could usher in a new era of research into ...

Metformin has been prescribed to people with type 2 diabetes to manage blood sugar for more than 60 years, but scientists haven't been exactly sure how it works. A recent study suggests it works ...

Metformin has been prescribed to people with type 2 diabetes to manage blood sugar for more than 60 years, but scientists haven't been exactly sure how it works. A new study suggests it works directly ...