A new study finds that consumer-grade fitness wearables are generally inaccurate when calculating calories burned. NPR's Leila Fadel speaks with the study's lead author Jason Kostrna.
A new study finds that consumer-grade fitness wearables are generally inaccurate when calculating calories burned. NPR's Leila Fadel speaks with the study's lead author Jason Kostrna. NPR does not offer or accept money for coverage or interviews.
Anyone who makes such an offer or request is not an NPR employee and does not represent NPR.
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