The Month in Metabolic Health: February 2023

In this monthly article, we round up our favorite stories, research, podcasts, and videos—from Levels and elsewhere—across metabolic health.



Four Top Stories on Metabolic Insights:






Research Studies That Caught Our Eye

Both short and long sleep durations may increase metabolic syndrome risk, study concludes

tl;dr: A study of 3,816 adults aged 18-24 finds a heightened risk for metabolic syndrome in people who sleep less than 7 or more than 9 hours nightly, compared to those who sleep 7-8 hours. This confirms existing research showing that metabolic health goes hand in hand with healthy sleep habits.

(NutraIngredients Europe) (Original Study)

Artificial light affects glucose metabolism

tl;dr: In mice, exposure to artificial light can lead to decreased glucose tolerance. A new study attributes this effect to the direct stimulation of neural circuits, rather than interference with circadian rhythms.

(News Medical) (Original Study)



Four Things to Watch and Listen To

Listen as Levels Co-Founder Josh Clemente talks with Peter Diamandis about technological breakthroughs and what they mean for the future of medicine.


Dr. Mark Hyman and Dr. Casey Means describe steps you can take to add years to your life—and enhance the quality of those years.


Stephanie Estima and Dr. Lauren Kelley-Chew discuss the importance of strength training, how to time nutritional strategies with the menstrual cycle, and other topics at the intersection of metabolic health and women’s health.

This episode of Everyday Wellness explores how nutrition impacts eye health, strategies for visual hygiene, and more.