Performance and Fitness Markers
Functional markers tied closely to longevity outcomes, especially cardiorespiratory fitness, muscular strength, and real-world resilience.
Entries in This Branch
These profiles can overlap deliberately with the editorial layer so major topics exist as explainer content and as directory records.
Related Articles, Glossary, and FAQ
This branch intentionally overlaps with the editorial and reference layers so important concepts can be found from more than one angle.
VO2 Max and Longevity
VO2 max measures how much oxygen your body can use during hard exercise. Higher cardiorespiratory fitness is linked with lower mortality risk, but a fitness score is not a personal lifespan forecast.
ArticleGrip Strength and Aging
Why a simple handgrip measurement has become one of the most studied biomarkers in aging research.
FAQLongevity Science FAQ
Answers to the most common questions about longevity science, healthspan, biological aging, and evidence-based interventions.