In this episode of Bulletproof Biohacker News, Dave discusses what happens when your circadian rhythm is disrupted and how it impacts mood disorders, should you stop wearing sunscreen, are some calories more harmful than others, how meditation can improve your fitness, and can an app determine how long you'll live? 

Bulletproof Biohacker News is a monthly show about the latest headlines in health, science, and biohacking - with analysis from the guy who wrote the definition of Biohacker, Dave Asprey. 

Check out the video version on our YouTube channel - https://youtu.be/-XpvNu-D2Fw

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