

Alec Blenis - Cardio, Longevity, and Training Myths Explained
11 snips Sep 26, 2025
In this enlightening conversation, guest Alec Blenis, a hybrid athlete and coach, delves into the critical role of cardio in health and longevity. He busts myths around training styles, revealing aerobic conditioning as a top predictor of lifespan. Alec explains the importance of understanding fitness metrics like VO₂ max and the benefits of mixed training for optimal health. With practical advice on individualizing cardio routines and embracing a balanced approach, he empowers listeners to train smarter and enhance their resilience.
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Cardio Affects Tissue Health, Not Just Fitness
- Clinicians often overlook systemic health factors (lipids, inflammation) when treating injuries.
- Cardiovascular training can positively influence those biological drivers of tissue health.
From Teenage Ultra Runner To Hybrid Athlete
- Alec ran his first 50‑mile ultra at age 17 and did 50+ ultras by age 21–22.
- He later added strength training and now trains both cardio and lifting extensively.
Kept Getting Faster After Gaining Muscle
- Alec set new running PRs despite adding ~35 pounds of muscle since his teens.
- He demonstrates that strength and high running performance can coexist.