Cool Facts are quick hits of new human and world science curated into short bursts of information just for you. This fun compilation publishes one Friday a month. Enjoy!

Here’s the current lineup for episode #9:

Sleep may pre-date brain activity.Genes could contribute to daytime nap needs.Dopamine links aerobic fitness and cognition.Eat bad food as a kid; pay the price into adulthood.Green light relief for migraines.


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