
Novak Djokovic proactive care performance: The science of defying age

Elite performance in your late 30s is achievable when you proactively manage the predictable physiology of aging—countering testosterone’s ~1–2% yearly decline after 30, VO₂ max’s ~10% per-decade drop, and up to ~8% per-decade muscle loss with consistent training, strength work, and recovery before injuries force a reset. Djokovic is a high-profile example of this “prevent ...