RecruitingDietary supplementExamining the Impact of Exercise Training on Vascular Dysfunction in Individuals With Mental Health Disorders - Study 1The purpose of this research study is to examine the role oxidants, substances produced in the blood that can damage blood vessel function, may play in blood vessel function in healthy individuals as well as individuals with mental health disorders (posttraumatic stress disorder (PTSD) and/or generalized anxiety disorder (GAD)).