Eternal is a high-performance health and longevity center located in West Chelsea, New York, that combines advanced medical diagnostics with personalized coaching and primary care. Founded by the creator of The Athletic, the facility offers specialized testing such as bone density scans and endurance capacity assessments to help members optimize their long-term vitality. By integrating data from wearables and bloodwork with expert medical oversight, Eternal provides a proactive healthcare ecosystem designed for active individuals focused on performance and aging-well.