Grant Zarzour
Orthopedic surgeon and founder/CEO of Sperity Health focused on proactive longevity; he specializes in joint replacement and builds data-driven programs to lower cancer, cardiovascular disease, and dementia risk.
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Mar 15, 2026 • 17min
From Joint Replacement to Proactive Longevity with Grant Zarzour, MD
Grant Zarzour, MD, an orthopedic surgeon and founder/CEO of Sperity Health focused on proactive longevity. He recounts a personal family health journey that shaped his data-driven approach. He discusses measuring biological age, using wearables and CGMs, and building interventions like nutrition, VO2 testing, and emotional activation. He also explains how data motivates behavior change and Sperity’s in-person delivery model.
