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Here are some other things you can try, Fill a water bottle with hot water, wrap it in a t-shirt and put that inside your sleeping bag. Don't drink warm tea before you go to bed, as that will inc...
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Here are some other things you can try, Fill a water bottle with hot water, wrap it in a t-shirt and put that inside your sleeping bag. Don't drink warm tea before you go to bed, as that will inc...