Episode 15. Inside Your Heart’s Performance Engine with Dr. Sawalla Guseh — wearables, warning signs, and the science of staying active

Tune in to this episode of Longer. Healthier. Better., as host David O’Leary welcomes Dr. Sawella Guseh, Director of the Cardiovascular Performance Program at Massachusetts General Hospital and Assistant Professor of Medicine at Harvard Medical School. With clinical expertise spanning everyday movers to elite athletes—including the New England Patriots and New England Revolution—Dr. Guseh unpacks what the latest science reveals about fitness, heart health, and the future of cardiovascular care. Hear David and Dr. Guseh discuss: Why movement matters at every age — and how small, consistent activity creates outsized heart health benefitsThe science of warning signs How wearables and real-time data are transforming heart care Innovations shaping cardiovascular medicine Whether you’re a weekend warrior, a daily walker, or simply looking to invest more in your long-term health, Dr. Guseh offers actionable insights to support your journey to live longer, healthier, better.Insurance products are issued by: John Hancock Life Insurance Company (U.S.A.), Boston, MA 02116 (not licensed in New York) and John Hancock Life Insurance Company of New York, Valhalla, NY 10595.MLINY031226006-2