Small details.
Better decisions.
Fitness research on fat loss, muscle gain and nutrition—read beyond the headline. We explain what was tested, where the uncertainty sits, and which numbers are worth exploring.
Evidence checked 31 October 2026 · 5 original research explainersStart here · Fat loss
Losing weight without losing muscle: what the scale misses
Your best result might look less impressive on the scale.
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More than a headline.
New findings. Honest limits.
Muscle gain
Building muscle: your program may not need more complexity
The most useful upgrade may be a clearer training log.
2026 ACSM position stand · 137 systematic reviewsRead article →
Nutrition
Intermittent fasting for muscle gain: the calorie catch
A leaner bulk is not automatically evidence of a special fasting effect.
2026 randomized trial · 23 participants · 12 weeksRead article →
Nutrition
Protein while cutting: why 1.6 g/kg is not the whole story
A useful research average is not a universal ceiling.
2026 protein review · October 2026 ISSN position standRead article →
Fat loss
Ultra-processed foods and weight loss: two healthy diets, different results
The nutrition label describes part of the meal, not the whole experiment.
2025 diet trial · October 2026 meal experimentRead article →