By Breanna Draxler, Source: Discover Magazine

LED
Waking up is hard to do. But a new kind of LED light bulb could help to ease those pesky transitions between night and day by coaxing cooperation out of your melatonin levels.

Melatonin is the hormone in charge of making you feel sleepy, and your levels go up and down on a 24-hour cycle each day. When you wake up bright-eyed and bushy tailed, your melatonin levels tend to be low. But as the day gets longer and the sun starts to go down, the hormone production will ramp up again.
LED to the Rescue

The problem is, if you’re a grad student, or you work the night shift, or your bed happens to be on the International Space Station (where the sun rises every 90 minutes), you don’t have the luxury of going to bed when the sun goes down. Luckily, a company called Lighting Science has an app for that.

Read more: Discover Magazine