FilterHN
new
ask
show
jobs
submit
FilterHN
show menu
Extra minutes of morning sunlight before 10 a.m. improves sleep quality
2 points
by
bilsbie
1 hour ago
|
past
| 1 comment
|
twitter.com
|
HN
▲
halflife
1 hour ago
[-]
Waking up earlier makes you sleep earlier. Gotcha.
reply