It is no surprise that when you get into bed at the end of the day, you may feel restless and unable to relax. Your muscles need activity for proper circulation. If you’re sitting hunched at your computer, or stressed out in traffic, your aching muscles will need some help at the end of the day to relax. Every bit of exercise from stretching to meditation can help you feel better during the day and sleep better at night.

So why exactly is exercise before bed so helpful for sleep?