Just 32 minutes of high-intensity exercise twice a week is all it takes. Get 1% better every week—small gains that compound into lasting health and years of extra life.
Personalized Feedback That Motivates
Every time you complete a heart-strengthening workout, you’ll get clear, science-based guidance on what to do next to reach your goals.
Track Your True Fitness
Measure your VO₂ max with scientific accuracy. Watch your biological age drop and your capacity grow—week by week, month by month.
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