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BMI is the world's most-used health metric — and one of its most misleading. Dr. Mark Hyman, Health at Every Size advocate Dr. Linda Bacon, and…
Chasing the next training program might matter less than a weekly habit of reflection. Nutrition coach Alan Aragon, exercise physiologist Dr. Stacy Sims, and strength coach…
Could VO2 max predict how long you'll live better than cholesterol does? Dr. Peter Attia, Dr. Iñigo San Millán, and Dr. Mike Mentzer explain why cardiorespiratory…
Does training in heat build endurance better than cold aids recovery — or is it the other way around? Physiologist Dr. Jason K. D. L. Lee,…
Stuck doing 8–12 reps because that's "the range" for muscle growth? Hypertrophy researcher Dr. Brad Schoenfeld, strength coach Greg Nuckols, and Dr. Mike Israetel explain why…
Is running actually bad for your knees, or is 40 years of research just talking past itself? Evolutionary biologist Dr. Daniel Lieberman, physiotherapist Dr. K. D.…
Ultra-processed foods might be quietly sabotaging your workout recovery. Harvard's Dr. David Ludwig, dietitian Rachael Hartley, and NIH researcher Dr. Kevin Hall explain how inflammation, nutrient…
Zone 2 training may be the least exciting workout in your routine — and the most effective. Endurance coach Dr. Phil Maffetone, sports physiologist Duncan McNair,…
