HIIT vs Zone 2 Training for VO2 Max and Longevity Benefits
Exercise physiologist Dr. Martin Gibala reveals how high-intensity interval training can match zone 2 benefits in less time.
20 articles
Exercise physiologist Dr. Martin Gibala reveals how high-intensity interval training can match zone 2 benefits in less time.
Bryan Johnson breaks down why VO2 max may be the single most powerful fitness metric for predicting lifespan.
Dr. Peter Attia explains why cardiorespiratory fitness is the strongest modifiable predictor of longevity and how to optimize training.
Dr. Attia reveals his patient strategy for maintaining physical independence into your 90s through aggressive VO₂ max targets.
Dr. Elie Abirached reveals his systematic approach to achieving elite cardiovascular fitness in his 50s through targeted training zones.
A landmark review maps the dose-response curve between cardiorespiratory fitness and mortality, revealing J-shaped risks at exercise extremes.
Dr. Rhonda Patrick reveals how vigorous exercise intensity drives longevity through VO2 max improvements and brain benefits.
A study of 292 elite-to-regional athletes finds lactate threshold percentage nearly identical across levels — but VO2peak tells a very different story.
A scoping review of 39 studies finds High-Intensity Functional Training drives major aerobic and strength gains, with psychobiological benefits too.
Cardiologist challenges VO2 max hype, revealing what fitness metrics actually matter for longevity and why your smartwatch readings aren't accurate.
A 24-study meta-analysis finds adding blood flow restriction to interval training meaningfully improves VO2max, muscle strength, and endurance performance.
Life Time's SpiroFit brings lab-grade VO₂ max and metabolic testing to everyday gym-goers, turning a key longevity biomarker into actionable fitness data.
Sexual activity requires 7 METs of energy. Here's the VO₂ max you need today to stay sexually active in your final decade of life.
Adding just 10 weeks of strength and plyometric work dramatically improved running economy and high-intensity endurance in well-trained male runners.
Expert insights on VO2 max, zone training, and exercise protocols that dramatically improve cardiovascular health and longevity.
Spanish runner achieves highest recorded VO2 max for 80+ age group, rivaling fitness of average 20-year-olds despite starting at 66.
A new narrative review questions whether Zone 2 training is truly optimal for mitochondrial health and cardiometabolic fitness in everyday people.
Cardiorespiratory fitness independently predicts morbidity and mortality. Danish review explains why VO₂max may be your most important health metric.
A landmark invasive study reveals that muscle pumping capacity is equal between sexes, but lower hemoglobin drives the VO2 max gap.
Dr. Rhonda Patrick reveals how high-intensity exercise uniquely benefits the brain through lactate signaling and mitochondrial adaptations.