Caffeine
5 articles
HydrationOctober 1, 2026 · 10 MIN
The Caffeine Dehydration Myth: Why Coffee Does Not Compromise Athletic Hydration
The caffeine-causes-dehydration myth persists despite strong evidence that habitual caffeine consumers experience negligible diuretic effects during exercise. Learn how caffeine doses of 3-6 mg/kg affect fluid balance, kidney function, and hydration status in endurance athletes.
NutritionAugust 4, 2026 · 7 MIN
Energy Drinks vs Sports Drinks for Endurance: What Is Actually in Each and What You Should Choose
Energy drinks and sports drinks are marketed toward the same active consumer but designed for fundamentally different purposes. Understanding what each contains — and what the evidence shows about performance — prevents costly and sometimes dangerous fueling mistakes.
NutritionJuly 13, 2026 · 6 MIN
Caffeine Tolerance and Race Day: How to Maximise Ergogenic Effect With Strategic Withdrawal
Habitual caffeine consumption reduces its ergogenic effect by up to 50%. A structured 4-day withdrawal before key races restores full performance benefit — but requires careful management of the withdrawal cost during training.
NutritionJune 15, 2026 · 9 MIN
Endurance Supplements: What the Evidence Actually Supports
The supplement industry targets endurance athletes with hundreds of products. Four have genuine, replicated evidence of benefit. Here's the honest tier list.
NutritionApril 21, 2026 · 8 MIN
Caffeine for Athletic Performance: Timing, Dosage & What the Science Says
Caffeine is the world's most widely used performance enhancer — and one of the few that actually works. Here's the evidence-based protocol for athletes.