Sleep cycles & a calculator that tells you the best times to fall asleep depending on what time you need to wake up in the morning. How interesting- if you need to be up at this says to go to sleep at either or due to different sleep cycles.
Too Cold to Get Out of Bed? A 5-Minute Energizing Warmup
Awww this reminds me of that night you went to bed earlier than me because you weren’t feeling well and then a few hours later when you woke up frantically, you found me in the bed next to you and then you held me and pulled me closer
Lose the Snooze: Help Finding Motivation to Wake Up Earlier