Sleeping in summertime can be a struggle, especially when you're hit with a heatwave. There are plenty of techniques for how to sleep in when it's hot, but many of them require some pre-planning and preparation. What if you've woken up feeling sweaty and uncomfortable, and need to cool yourself down in double-quick time? We have a tip for you.
Here it is: head to the bathroom and run the underside of your wrists under cold water for a few seconds.
