Evidence-Based Knowledge
Fitness Science
Learn the why behind exercise, strength training, cardio, and fat loss. We break down complex research into practical advice for busy adults.
Key Science Paths
Use the cards above to move directly into the science topics that matter most when you are trying to train smarter, lose fat, build muscle, or avoid common myths.
Latest in Evidence-Based Fitness Science
Starting Strength in 2026: Is It Still the Best Beginner Strength Program?
A practical, skeptical look at the Starting Strength novice program: the exact A/B rotation, how much to add each session,...
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HYROX Training Plan: 8 Weeks to Your First Race
A realistic eight-week HYROX plan for intermediate lifters and runners heading into their first race. Five training days, two hard...
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Electrolytes: Do You Actually Need Them (and When)?
Electrolyte powders and drinks are everywhere. Here's a practical, evidence-based look at when they help, when water is enough, and...
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