3-2-1 before bed refers to a guideline for optimizing sleep hygiene by adjusting habits in the hours leading up to bedtime. Specifically, it represents a sequence of actions to avoid:
Here's a breakdown of the 3-2-1 rule:
- 3: Stop drinking alcohol three hours before going to sleep.
- 2: Stop eating food two hours before going to sleep.
- 1: Stop drinking fluids one hour before going to sleep.
This sequence is designed to minimize disruptions to your sleep cycle.
This practice, based on experts advice, can help improving sleep quality and allowing for a more restful night.
