Strategies to mitigate harmful blue light include using incandescent bulbs, spending time outdoors, and wearing blue-blocking glasses at night.

“So the strategies are to lower the blue light indoors, to use incandescent bulbs, to go outside, to use blue blocking glasses, which we can do at night because we know that blue light at night can be particularly disruptive to our circadian rhythm because there is no blue light after dark, right?”