We’ve all heard that stretching can help relieve muscle tightness and increase mobility, but did you know it’s also the secret to a better night’s sleep? If you’re anything like us, you’ve spent more than a few A.M. hours tossing and turning to a restless mind or an achy body. Sometimes your brain spirals off into an anxious abyss and other times that crick in your neck just refuses to let up. Either way, you’re left staring at a dark, empty ceiling with no hope in sight. Luckily, there’s a solution that’s completely free, quick to master and easy to incorporate into your existing routine: stretching.