Sleep
Most "sleep advice" is generic. We calculate your sleep debt, test the products that actually move the needle, and translate the science into a plan you can run tonight.
Shift work disrupts circadian rhythm in measurable ways, raising risks for sleep disorders, metabolic problems, and cardiovascular disease over time. Strategic light exposure and avoidance is one of t…
```html Sleep onset latency — the time it takes to fall asleep — averages about 10–20 minutes in healthy adults; consistently taking longer than 30 minutes may signal a sleep disorder worth discussing…
Consumer sleep trackers can approximate sleep duration reasonably well, but they struggle to accurately stage sleep — especially distinguishing light sleep from deep sleep. Wrist-worn actigraphy tends…
```html Magnesium plays a measurable role in sleep regulation , influencing GABA receptors and melatonin pathways, though it is not a sedative drug and results vary by individual. Not all forms of mag…
```html Sleep debt is real and measurable: Chronic short sleep accumulates a physiological deficit that impairs cognition, metabolism, and cardiovascular health. Recovery takes longer than one weekend…