Exercise may fight depression in older adults, suggests a new study of healthy men over 65. Physical activity promotes increased expression of 'feel-good' chemical, Tryptophan, a mood-enhancing chemical closely related to serotonin, through muscle changes.

Exercise may fight depression in older adults, suggests a new study of healthy men over 65. Physical activity promotes increased expression of 'feel-good' chemical, Tryptophan, a mood-enhancing chemical closely related to serotonin, through muscle changes.: http://bit.ly/2UrWcIv Read more... http://bit.ly/2RpGsE0