Yes, yes, we know. Here, at AquAid Water Coolers, we do tend to belabour the point about heat, hydration and drinking enough water. But there's a good reason for it. Why Hot Weather Calls for More Water A few facts: The average human core body temperature sits at around 37°C. When temperatures climb, your body has to work harder to stay there. Sweating is your built-in cooling system, but it...

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