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#133 Andrew Huberman: The Science of Small Changes

The Knowledge Project with Shane Parrish

How to Get As Much Bright Light in Your Eyes All Day Long

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The key thing is to understand that be light is bad. Wear blue blockers. Blue light is wonderful. It creates a state of alertness and well being throughout the day. And it sets a timer of about 16 hours for when you're going to get sleepy later that night. So throughout the day, you want to get as much bright light in your eyes as you can. If you need used one of these ringlights, great. Some of them are very low cost. I realize everyone has different budgets, but the daylight simulators are kind of ridiculously expensive. However, sunlight is best. Even if you have brakes during the day, go outside. You'll notice that on a dim

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