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Hydration & health blog
Short, sourced articles on drinking water, caffeine, signs of dehydration and tracking your daily intake.
How much caffeine per day is safe? Limits by age and pregnancy
Healthy adults can have up to about 400 mg of caffeine a day, 200 mg when pregnant. How much caffeine is in coffee, tea, cola and energy drinks.
Signs of dehydration in adults and when to see a doctor
Thirst, fatigue, dizziness and dark urine are early signs of dehydration. How to tell when it is serious and what to do right away.