Knowing when to go to bed is essential to getting your recommended 7-9 hours of sleep each night. How does it work? If you want to get up at 6am, then simply count backwards 7-9 hours. This would be 10-11pm that you should fall asleep. This means that you should get in the bed about 15-20 minutes earlier to give you enough time to fall asleep.

Sleep Tip #60: Count backwards from your ideal wake time to get your 7-9 hours of sleep each night.