alt Hacker Newsfwiw, getting sunlight from behind a modern window is almost the same as getting it from a led or lightbulb, vastly insufficient. The glass filters out the specific frequencies that are most beneficial to us. You need to get out...
fwiw, getting sunlight from behind a modern window is almost the same as getting it from a led or lightbulb, vastly insufficient. The glass filters out the specific frequencies that are most beneficial to us. You need to get out...
And that's true even if you are sleeping with all your curtains wide open...