... industry, medical practitioners, health and physicaleducators, sports coaches) and health-related organizations to pro-vide leadership, information, and opportunities to promote a health-ier lifestyle, ... be inactive, the reasons why others beginan exercise program and then quit, and what each of us can do to start and maintain a regular exercise regimen, a concept calledadherence, and to offer ... the brain and behavior in physicalactivity and exercise settings. Its main focus has been the psychobio-logical, behavioral, and social cognitive antecedents and conse-quences of acute and chronic...