Unlock your true physical potential with this science-backed guide to functional fitness tests. Whether you're in your 20s or 60s, learn how to measure real-world strength, balance, flexibility, and endurance—plus what your results really mean for long-term health and performance.

Wondering how many push-ups, sit-ups, or chin-ups you should be able to do at your age? This detailed guide breaks down fitness benchmarks by age and gender—plus why hitting these numbers matters for your health and performance.