WatchWT MedGem is a clinically-validated and FDA 510K-cleared, class II, medical device for measurement of patient resting metabolic rate (RMR).

WatchWT MedGem is an easy-to-use, handheld device that accurately measures oxygen consumption (VO₂) to determine resting metabolic rate (RMR)*. Measurements made with WatchWT MedGem are easy to administer and provide accurate results in only a few minutes. The MedGem device is now being used on   THE BIGGEST LOSER™  as a means to monitor metabolic changes during drastic weight reduction. Tune in to The Biggest Loser on NBC, Tuesdays 8/7c.

* RMR is calculated using the Weir equation and a constant RQ value of 0.85 (RMR=6.931 x VO2), Weir, J.B., New methods for Calculating Metabolic Rate with Special Reference to Protein Metabolism. J Physiol, 1949. 109: pages 1-9.

Physician-Expert's Point of View
Resting Metabolic Rate: A Critical, Primary Care Screening Test

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