GPS

Wearables: The Tech Behind Health, Fitness, and Beyond Wearables are small devices we wear on the body, such as smartwatches, fitness bands, and medical sensors. They turn motion, heart signals, and daily routines into usable data. This helps you see patterns over days, weeks, and months. The tech behind wearables is growing fast, and it touches health, work, and daily life in simple ways. Key components Sensors: accelerometer, gyroscope, optical heart-rate monitor Connectivity: Bluetooth, Wi-Fi, GPS Power and chips: battery life can range from one day to several days; energy-efficient processors Software: apps and dashboards that translate raw data into clear insights How wearables help today ...