Sleep Stages Explained: Your Brain's Nightly 4-Part Symphony
Understand N1, N2, N3, and REM sleep stages - what happens in each, why they matter, and how to optimize your natural sleep architecture for better rest.
16 min read
2 articles
Understand N1, N2, N3, and REM sleep stages - what happens in each, why they matter, and how to optimize your natural sleep architecture for better rest.
The science behind middle-of-night awakenings and evidence-based strategies to stay asleep through the night. From cortisol spikes to sleep cycle boundaries.