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lumen.me - Lumen is the world's first hand-held, portable device to accurately measure metabolism. | Innovation Essence
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Validity of the Lumen® hand-held metabolic device to measure fuel utilization in healthy young adults | bioRxiv
Brightside Weight Loss - Lumen is a hand-held, portable device that accurately measures metabolism. Lumen uses a Carbon Dioxide (CO2) sensor and flow meter to determine the CO2 concentration in a single
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