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The BMI Trap: Why the Most Used Health Metric in the World Tells You Almost Nothing About Your Fitness
Research Reviews

The BMI Trap: Why the Most Used Health Metric in the World Tells You Almost Nothing About Your Fitness

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…

FitBlow Editorial· Sep 2, 2026· 4 Min Read
The Sunday Reset: Why a Weekly Review of Your Training Is More Powerful Than Any Program You'll Ever Buy
Training & Routines

The Sunday Reset: Why a Weekly Review of Your Training Is More Powerful Than Any Program You'll Ever Buy

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…

FitBlow Editorial· Sep 1, 2026· 4 Min Read
VO2 Max Is the New Cholesterol: Why Cardiorespiratory Fitness Is the Most Underrated Predictor of How Long You'll Live
Longevity Protocols

VO2 Max Is the New Cholesterol: Why Cardiorespiratory Fitness Is the Most Underrated Predictor of How Long You'll Live

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…

FitBlow Editorial· Sep 1, 2026· 4 Min Read
The Temperature Equation: How Training in Heat vs. Cold Changes Your Adaptation, Output, and Recovery
Training Environment

The Temperature Equation: How Training in Heat vs. Cold Changes Your Adaptation, Output, and Recovery

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,…

FitBlow Editorial· Sep 1, 2026· 3 Min Read
The Rep Range Myth: Why 8–12 Reps Isn't the Only Path to Hypertrophy and What the Research Actually Recommends
Training & Routines

The Rep Range Myth: Why 8–12 Reps Isn't the Only Path to Hypertrophy and What the Research Actually Recommends

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…

FitBlow Editorial· Aug 31, 2026· 4 Min Read
Is Running Bad for Your Knees? Navigating 40 Years of Contradictory Evidence
Research Reviews

Is Running Bad for Your Knees? Navigating 40 Years of Contradictory Evidence

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.…

FitBlow Editorial· Aug 31, 2026· 3 Min Read
The Hidden Cost of Ultra-Processed Food on Recovery: What Happens Between Your Workouts When You Eat Poorly
Nutrition & Supplements

The Hidden Cost of Ultra-Processed Food on Recovery: What Happens Between Your Workouts When You Eat Poorly

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…

FitBlow Editorial· Aug 31, 2026· 4 Min Read
Zone 2 Training: The Boring Cardio That Elite Athletes Swear By and Everyone Else Ignores
Longevity Protocols

Zone 2 Training: The Boring Cardio That Elite Athletes Swear By and Everyone Else Ignores

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,…

FitBlow Editorial· Aug 26, 2026· 4 Min Read