Exclusion Criteria:  pregnancy (tests will be administered to all premenopausal females at initial screening and follow up visits); having taken blood pressure or statin medications within the past 3 months (statins have been demonstrated to reduce oxidative stress); infection (viral or other) within the past 4 weeks; having adrenal or endocrine tumors (these could impact blood pressure); renal disease defined as an estimate glomerular filtration rate (eGFR) of less than 60 (creatinine will be tested at initial screening and eGFR will be calculated); hyperaldosteronism; prior myocardial infarction; known coronary heart disease; personal history of stroke; heart failure; cardiac arrhythmias; chronic obstructive pulmonary disease, asthma, or other airflow obstructions; recent chest pain or dyspnea; orthopedic limitations that preclude the execution of yoga postures; current insulin dependence; xvi) chronic inflammatory conditions (e.g., rheumatoid arthritis, lupus, HIV/AIDS, ulcerative colitis, or Crohn's disease); currently taking steroid or other anti-inflammatory medication; currently undergoing chemotherapy or radiation; having practiced yoga or slow, deep breathing at least once weekly within the past 6 months; or currently smoking or having quit within the last 6 months.