![Since a full sleep cycle is about 3 hours, if you only sleep 3 hours at a time and then are awake for 5 hours and then go to sleep for 3 Since a full sleep cycle is about 3 hours, if you only sleep 3 hours at a time and then are awake for 5 hours and then go to sleep for 3](https://styles.redditmedia.com/t5_2w844/styles/communityIcon_krq4riav5m191.png)
Since a full sleep cycle is about 3 hours, if you only sleep 3 hours at a time and then are awake for 5 hours and then go to sleep for 3
![Levi only gets 2-3 hours asleep so spends his time watching Eren sleep Ereri headcanon | Attack on titan fanart, Attack on titan, Attack on titan ships Levi only gets 2-3 hours asleep so spends his time watching Eren sleep Ereri headcanon | Attack on titan fanart, Attack on titan, Attack on titan ships](https://i.pinimg.com/originals/e7/75/cb/e775cb2deebe7656b43c81b244e65b63.jpg)
Levi only gets 2-3 hours asleep so spends his time watching Eren sleep Ereri headcanon | Attack on titan fanart, Attack on titan, Attack on titan ships
![How I Learned to Sleep Only Three Hours Per Night (and Why You Should Too) | by Cody Monson | Cody Monson How I Learned to Sleep Only Three Hours Per Night (and Why You Should Too) | by Cody Monson | Cody Monson](https://miro.medium.com/max/1400/1*du5P4xewA__tODd-TvvOqQ.jpeg)