Measure Your #1 Predictor of Longevity

VO2 Max is the single strongest correlation to a long life. This clinical test measures your cardiovascular efficiency and gives you a precise "Biological Age" based on your fitness.
  • True Fitness Score: Discover exactly how efficient your heart and lungs are during exercise.
  • Heart Rate Zones: Get precise Zone 2 and Zone 5 training targets specific to YOUR biology.
  • Biological Age: See if your internal engine is younger or older than your calendar age.
  • Metabolic Health: Analyze how well your body burns fat vs. carbohydrates for fuel.

John Mitchell

May 2025

Humanaut is next level health. Very progressive with regards to supplements and peptides. And tuned in to all the things that are important for longevity. Such as VO2 max and strength. Heather is the best doctor I’ve ever had. I am totally impressed with the entire operations at humanaut. John Mitchell.

Test Your Fitness

Limited testing slots available this week.