Episode #391: VO2 Max vs. Cardiorespiratory Fitness, GLP-1 Costs, and the 10,000-Step Myth Direct Line March 2026 (Free)

In this free preview of the March 2026 Direct Line AMA. Drs. Feigenbaum and Baraki cover: VO2 max versus cardiorespiratory fitness for longevity (are Peter Attia’s targets evidence-based? — with Goodhart’s Law and the JAMA evidence), what GLP-1 medications actually cost now via manufacturer programs ($149–449/month), and whether 7,000–10,000 daily steps actually meet the bar for cardiovascular training. Full episode for Barbell Medicine Plus subscribers at Timestamps: 0:00 — Introduction 3:26 — VO2 Max vs. Cardiorespiratory Fitness for Longevity 14:11 — GLP-1 Costs: What you should actually be paying now 21:43 — Is Walking Enough for Cardiovascular Health? Next Steps: For evidence-based resistance training programs: barbellmedicine.com/training-programs For individualized training consultation: barbellmedicine.com/coaching Explore our full library of articles on health and performance: barbellmedicine.com/resources To consult with Drs. Baraki or Feigenbaum email us at support@barbellmedicine.com Resources: JAMA Network Open — Cardiorespiratory Fitness & Long-term Mortality (Mandsager et al.) — Exercise capacity (METs) and longevity — the foundational CRF/mortality study cited in the episode JAMA — Blair et al. — Physical fitness and all-cause mortality: a prospective study of healthy men and women Barbell Medicine Vital Five — Multi-modal CRF benchmarks and longevity targets Lilly Direct — Zepbound (tirzepatide) — Manufacturer direct program ($299–449/month) NovoCare — Wegovy (semaglutide) — Manufacturer savings program ($149–349/month) Orforglipron — Eli Lilly oral GLP-1 — What to know about orforglipron (small-molecule oral GLP-1 agonist, pending FDA approval) Our Sponsors: * Check out FIGS and use my code wearfigs.com for a great deal: * Check out Factor and use my code factormeals.com/bbm50off for a great deal: * Check out Quince and use my code quince.com/bbm for a great deal: Advertising Inquiries: Privacy & Opt-Out:

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Episode #391: VO2 Max vs. Cardiorespiratory Fitness, GLP-1 Costs, and the 10,000-Step Myth Direct Line March 2026 (Free) is an episode from Barbell Medicine Podcast by Barbell Medicine.

This episode is 30:34 long.

This episode was published on Mar 24, 2026.

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