Nutrition
Caffeine Hydration Diuretic Myth
Caffeine hydration diuretic myth overstates dehydration from moderate coffee—habitual intake still counts toward fluids with water leading in heat.
Caffeine hydration diuretic myth overstates dehydration from moderate coffee—habitual users see modest urine effects that still count toward daily fluid intake, though plain water should lead during heat camps. Mega-doses on dehydrated mornings can worsen headache.
Pair coffee with water before long runs in summer. Do not skip bottles because you drank espresso.
Common questions
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Should I avoid coffee when hydrating for sport?
Moderate coffee counts toward intake—still lead with water in heat and around long sweaty sessions.
Related terms
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