The following ran on the July 10, 2012, edition of Pravda.ru. Psychologist Jasper Smits provided expertise for this story.

21 minutes against depression


July 13, 2012

by Chris Bertelli

A study by Southern Methodist University, Dallas, USA, was able to identify the necessary daily amount of exercise that can protect against depression: 21 minutes.
According to the researcher who led the study, Jasper Smiths, exercise appears to act on specific brain neurotransmitters like antidepressants, helping people re-establish positive behaviors....