verb

Going to bed is a routine activity and an essential part of maintaining a healthy sleep schedule. It involves physically getting under the covers and resting in a bed, typically with the intention of sleeping for an extended period.

Example

1. It's getting late; I should go to bed soon.
2. After a long day at work, I can't wait to go to bed and relax.
3. Don't forget to brush your teeth before you go to bed.