Donald R. Bennett, MD, FACEP, FAAEM, is a Senior Partner at Vituity and Co-Founder of MOOV Longevity Medicine and Medical Director of MOOV Utah. A board-certified emergency physician, he is clinical faculty in the emergency medicine residencies at Kaweah Health (Visalia, California) and Ascension Sacred Heart Pensacola (Florida State University College of Medicine), and he is fellowship-trained in anti-aging and regenerative medicine. Dr. Bennett began his career as a paramedic (EMT-P/MICP) and served as a Lieutenant Commander in the U.S. Navy with multiple deployments to combat areas with the US Marine Corps. His clinical work integrates VO₂max testing, comprehensive laboratory optimization, insulin-sensitizing therapy, structured aerobic training, and staged peptide protocols. He lectures on emergency medicine topics, metabolic health, cardiorespiratory fitness, and peptide therapy, and he advocates treating cardiorespiratory fitness as a clinical vital sign. He combines frontline emergency medicine with a mission to help patients extend both lifespan and healthspan.