Wrist-Worn Wearables for Monitoring Heart Rate and Energy Expenditure While Sitting or Performing Light-to-Vigorous Physical Activity: Validation Study
BackgroundPhysical activity reduces the incidences of noncommunicable diseases, obesity, and mortality, but an inactive lifestyle is becoming increasingly common.Innovative approaches to monitor and promote physical activity are warranted.While individual monitoring of physical activity aids in the design of effective interventions to enhance physi