Categories Articles Serotonin + Confidence Are Key Ingredients For Patience, Study Shows Post author By crystalg Post date June 21, 2019 Study Finds Tags Confidence, Ingredients, Patience, Serotonin, shows, Study ← Democratic primary voters overwhelmingly prefer Alexandria Ocasio-Cortez’s Green New Deal to Joe Biden’s climate plan → North Carolina Village Used as District 12 in Hunger Games Movie Now a ‘Historic Place’