Global Wearable Healthcare Devices Market Assessment, By Type [Diagnostic Devices, Therapeutic Devices], By Product [Fitness Trackers, Smartwatches, Smart Clothing, Hearables, Others], By Application [Sports and Fitness, Home Healthcare, Remote Patient Monitoring], By Grade [Consumer Grade, Clinical Grade], By Distribution Channel [Retail Pharmacies, Online Channels, Others], By Region, Opportunities and Forecast, 2018-2032F