Topic
Sleep Science
2 field notes tagged Sleep Science — experiment-led and sourced.
In the lab — coming soon
Sleep Science
How Late Is Too Late for Coffee? The 6-Hour Rule, Tested
Caffeine has a ~5–6 hour half-life, so your afternoon coffee is still half in your system at bedtime. A clean trial found it wrecks sleep even when you can't feel it. Here's the honest cutoff.
Sleep Science
Why You Wake Up at 3 AM (and the Four Things That Fixed It for Me)
Middle-of-the-night waking has a short list of usual suspects — blood sugar, alcohol, temperature, and a stressed-out nervous system. Here's how I worked through mine.