Pedometers; Smartwatches; Alarm sensors; Downloadable computer application software for mobile phones; Downloadable computer application software for configuring, operating, or communicating with a wearable electronic device; Downloadable computer application software for processing and presentation of user's fitness and physiological data; Downloadable computer software platforms for use in connection with fitness, exercise, health, and wellness; Downloadable computer software platforms for sensing, monitoring, tracking, measuring, recording, displaying, storing, and transmitting biometric data, heart rate, pulse rate, blood pressure, calories burned, temperature, physical activity level, body movement, distance, altitude, speed, steps taken, and biometric data; Electronic devices for locating and tracking wearer's activity, and fitness and physiological data using global positioning systems and/ or cellular communication networks; Wearable activity trackers; Wearable electronic proximity sensors with embedded contact tracing software among wearers; Wearable video display monitors life saving apparatus in the nature of a smart watch with automatic crash and fall detection and ability to call emergency services autonomously; alarm sensors; downloadable computer software for setting up, configuring, operating or controlling mobile devices, wearable devices, computers, computer peripherals, and audio players; downloadable computer software for use in connection with fitness, exercise, health, and wellness; downloadable computer software for sensing, monitoring, tracking, measuring, recording, displaying, storing, and transmitting biometric data, heart rate, pulse rate, blood pressure, calories burned, temperature, physical activity level, body movement, distance, altitude, speed, steps taken, and biometric data; downloadable computer applications featuring information in the fields of fitness and exercise