Free hydration calculator to plan how much water to bring on your hike

If you're someone who likes to take long hikes, this website offers a helpful tool for planning. You can use this tool to estimate the amount of water to pack for your hike. The tool is not a replacement for consulting a trusted doctor or a hiking guide, but it's useful if you're like me and aren't very knowledgeable about outdoor activities.  — Read the rest
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