“Posture and mood are interwoven,” Courtney B. Kaup, P.T., D.P.T. at Vasta Performance Training and Physical Therapy in Waterbury, Vermont, tells Bicycling. Slouching while sitting, for example, may lead to feelings of lethargy, sadness, fatigue, and negativity. On the flip side, standing or sitting up straight, with shoulders back and down promotes feelings of positivity, […]