Mini-Episode: Cool Facts Friday #26

In this Episode of The Human Upgrade™...​

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.

• Gut bacteria convert vitamin A to retinoic acid

• Low-carb diets contribute to depression 

• Lifestyle affects cognitive health more than age 

• More bad news about America’s obesity epidemic 

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