Science-Forward Sleep Optimization

Measure your nights. Improve your days.

Science-backed sleep tools, protocols, and reviews to help you recover deeper, wake sharper, and finally understand what your wearable is telling you.

✓No paid ads
✓Evidence-based only
✓Free tools included
Sleep Dashboard
Last night · Mar 12
Live
0 / 100
Sleep Score
86
↑  Upward trend
Deep Sleep
2h 14m
Recovery strong
HRV
58 ms
Above baseline
Bedroom
18.5°C
Optimal zone
Caffeine off
2:00 PM
Aligned
Sleep Stages — Last Night
1 in 3
Adults get less than 7 hours nightly
0%
Report weekly daytime fatigue
90 min
REM sleep your brain needs nightly
What We Cover

Three paths to better sleep

Whether you're just starting or already tracking HRV — evidence-based content for every level of the data-driven sleeper.

01 / PILLAR A
🌙

Sleep Engineering

The science of sleep stages, circadian timing, temperature, and light — made immediately actionable for real people with real schedules.

Explore protocols
02 / PILLAR B
📊

Health Data Decoded

Deep wearable reviews and metric explanations for Oura, Whoop, Garmin, and Apple Watch — what the numbers mean and what to do with them.

See reviews
03 / PILLAR C
🧬

Biohacker Brief

Research-backed protocols on magnesium, red light, cold exposure, and melatonin timing — the supplement and biohacking science, without the bro-science.

Read research
Free Download

The Deep Sleep
Protocol

A free 66-page PDF guide to deeper sleep. One idea per page, every claim sourced. No pills, no gadgets, nothing to buy.

✓Science-backed 90-minute wind-down routine
✓Wearable setup guide (Oura, Whoop, Garmin, Apple Watch)
✓Caffeine half-life cutoff for your own metabolism
✓Printable 7-night tracker and one-page checklist
✓Honest grades on blue-light glasses, brown noise and magnesium

One email. No spam, unsubscribe anytime.

The Deep Sleep Protocol — free 66-page PDF guide cover
The Deep Sleep Protocol
66 pages · PDF · Free
01What is actually going wrong🔓
02The five-step evening routine🔓
03Sleep stage architecture explained🔒
04Reading your wearable honestly🔒
05The supplement question, answered straight🔒
06Caffeine cutoff, checklist, and the bad nights🔒
07Your 30-day plan and 7-night tracker🔒
Free Tool

Your perfect bedtime
in 60 seconds

The Bedtime Optimizer calculates your ideal sleep window based on your chronotype, wake time goal, and caffeine habits. Personalized, instant, and free.

Try the Bedtime Optimizer
bedtime-optimizer · SleepMetric
Target wake time
6:30 AM✓
Sleep duration goal
8 hours✓
Chronotype
Neutral ↕✓
Last caffeine
1:00 PM✓
Your optimal bedtime
10:30 PM
Enter your email to unlock your caffeine cutoff, personalized routine, and 7-day sleep plan.

Get your full results →
YouTube Channel

Watch. Learn. Recover better.

New videos on sleep science, wearable breakdowns, and evidence-based biohacking every week.

I Tracked Magnesium Glycinate for 2 Weeks — Here's My Data
▶
Biohacker Brief
I Tracked Magnesium Glycinate for 2 Weeks — Here's My Data
Jul 17, 2026 · Watch now
Sleep Hacks, Graded by the Evidence (Most Fail)
▶
Biohacker Brief
Sleep Hacks, Graded by the Evidence (Most Fail)
Jul 12, 2026 · Watch now
Your Watch Can't See Your Brain — How Sleep Stages Are Guessed
▶
Health Data Decoded
Your Watch Can't See Your Brain — How Sleep Stages Are Guessed
Jul 8, 2026 · Watch now
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