Research-Driven Deep Dives Into Endurance Nutrition

MAS Science

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Creatine: A Secret Weapon for Endurance Athletes

Why Most Creatine Supplements Fail Runners (And What to Look for Instead)

NAD+: The Hidden Reason Performance Declines After Age 40

Research Recap: Women’s Endurance Edge, Brain-Primed Warmups, and Why Carbs Fail in Heat

Line chart of a runner's VO2max estimate rising then flattening into a 6 month plateau

Why Your VO2max Stopped Improving (And What’s Capping It)

Deep navy graphic showing two core body temperature curves overnight, a full dip on a cool night and a blocked shallow dip on a hot night, with the headline Heat takes deep sleep first

How Training in the Heat Wrecks Your Sleep and Recovery