About
Lumen is a smart metabolism tracker that measures breath CO2 concentration to see whether your body is burning more fat or more carbs.
Features
- scientifically proven to meet the gold standard of metabolism measurement (RER)
- track metabolism vs nutrition, activity levels, and sleep
- get personalized nutrition plans based on your metabolism
- custom Lumen app (iOS and Android)
- track fitness readiness and impact
- bluetooth wireless
- 14 day battery life
- currently $299 USD
Reviews
Author
Nathan Cheng is the founder of Biohack Stack -- an online community dedicated to exploring ways to hack human biology. Follow my radical longevity journey on Twitter @realnathancheng
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