Researchers from University of Rennes Describe Findings in Diet and Nutrition

2012 MAY 4 -- A new study, "Energy expenditure estimate by heart-rate monitor and a portable electromagnetic-coil system," is now available. "The aim of this article was to compare 2 portable devices (a heart-rate monitor and an electromagnetic-coil system) that evaluate 2 different physiological parameters-heart rate (HR) and ventilation (VE)-with the objective of estimating energy expenditure (EE). The authors set out to prove that VE is a more pertinent setting than HR to estimate EE during light to moderate activities (sitting and standing at rest and walking at 4, 5, and 6 km/hr)," investigators in Rennes, France report.

"Eleven healthy men were...

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