The 3-2-1 Sleep Rule: Does This Pre-Sleep Protocol Actually Work?
The 3-2-1 sleep rule (no food 3h, no water 2h, no screens 1h before bed) has gone viral. Here is what the evidence says about each element.
Browse all articles tagged with #melatonin. Content spans across multiple categories.
The 3-2-1 sleep rule (no food 3h, no water 2h, no screens 1h before bed) has gone viral. Here is what the evidence says about each element.
Sleep consistency may matter more than duration. Research from 2025-2026 on sleep regularity, circadian rhythm, melatonin dosing, and what sleep gadgets get right.
Sleepmaxxing is TikTok's fastest-growing wellness trend. We separate the evidence-backed sleep optimization strategies from the hype and the risks.