Fitness & injury prevention
Boost VO₂ Max After 40: 20‑Minute HIIT Blueprint for Women
Medical Disclaimer: This article is for informational purposes only and does not constitute medical advice. Always consult a qualified healthcare professional before making health decisions. Hook Imagine swapping a weekend marathon for a single 20-minute high-intensity interval session and still seeing your VO₂ max jump from average to "excellent.