Perhaps you’ve heard that your smartphone can interrupt sleep. Or that “blue” LEDs are harmful and “warm white” lighting is good.
Though there is some truth to these statements, reality is much more nuanced.
This short (~20 minute), free video course will teach you:
- Exactly how blue light interferes with sleep
- How to reduce blue light on your devices
- How to reduce blue light at home
The lessons are about 5 minutes each.