If you're on the fence about buying a MagicBand for your Disney World vacation, take it from me, this is why you need one.

Objective To determine the accuracy of wrist and arm-worn activity monitors’ estimates of energy expenditure (EE). Data sources SportDISCUS (EBSCOHost), PubMed, MEDLINE (Ovid), PsycINFO (EBSCOHost), ...