6. Take a hot shower before you go to bed
Warm your body with a shower an hour before going to bed and then meet fresher air will lower your body temperature more quickly. Studies show that this sharp drop in temperature slows the metabolism faster and predisposes the body to sleep.
Showering can also be very relaxing, and that helps too. If you have a shower every night, around the same time, make it part of your “good night” routine, you’ll soon realize the importance, he adds.