Dr. Casey Means, Chief Medical Officer of Levels speaks with Dr. Richard Johnson about his new book, "Nature Wants Us to Be Fat," as well as his insights on the "survival switch" that drives our body to store fat in response to certain conditions like high fructose, dehydration, umami flavors, and more, and how this all relates to our current metabolic disease epidemic.

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(04:25) - The fat switch
(11:39) - Metabolic syndrome is linked to survival
(13:36) - The switch is good for short term survival, bad for long term
(17:40) - Sugar triggers the switch
(19:39) - Sugar leads to metabolic syndrome, not extra calories
(23:40) - Fructose depletes energy
(31:28) - Vitamin C is protective against obesity
(35:12) - High glycemic foods help our bodies make fructose
(44:29) - Whole fruit is healthy because of the fiber
(53:48) - Salt can trigger fructose production

Transcripts & Show Notes