Scientists are finding microplastics in human brain tissue. Learn what that means for mental and neurological health, and ...

Cannabis does not just affect logic and memory; it also influences emotion. The amygdala, which regulates fear and threat ...

University of California San Diego of Medicine researchers, in collaboration with the genetic testing company 23andMe, have ...

As more people explore marijuana for medical use, Stanford Medicine scientists warn that older adults should be particularly mindful of potential health concerns.