Wearable Fitness Trackers Market Segmentation By Device Type (Smartwatches, Fitness Bands, Smart Glasses, Smart Clothing, and Others), By Connectivity (Bluetooth, Wi-Fi, Cellular, NFC, and Others), By Operating System (Android, iOS, Windows, and Tizen), and By Application (Running, Cycling, Heart Rate Tracking, Stress Management, and Others) – Global Industry Analysis On Size, Trend, Share, Growth and Forecast 2024 to 2029.