Physical activity protects against depression : JAMA Psychiatry

Headlines are quick hits from media outlets from Missouri and around the world. Follow the headline link for the full story. The source of this headline says:

Robust evidence supports a protective relationship between objectively-assessed physical activity and major depression risk, according to findings from a two-sample mendelian randomization study.

“The most convincing evidence to date that physical activity is associated with a reduced risk for depression comes from meta-analyses of prospective studies, which are high quality yet still limited by the breadth of behavioral, social and genetic confounders that cannot be fully ruled out in observational designs,” Karmel Choi, PhD, from the Center for Genomic Medicine, Massachusetts General Hospital, and colleagues wrote in JAMA Psychiatry.

Link: 

Physical activity protects against depression : JAMA Psychiatry