Introduction People have been using watches for a long time. In the old days these were only time pieces and slowly became a symbol of fashion for all genders. In modern days, these are not only time pieces or symbols of fashion, but now they are doing various additional valuable jobs like tracking of overall health parameters, modern mode of communication, emergency help assistant, etc. Various names are given to these gadgets depending on features available or otherwise. Some names are given below: Smart watches, Sport watches, GPS watches, smart rings, smart clothes, fitness watches, fitness trackers, fitness bands, fitness straps, etc. These pieces provide us with very accurate, deep and detailed reports for health parameters like heart health, daily work out, SPO2 (Oxygen level in the body) level, Sleep/snoring patterns, etc. It provides the health data during my sleep and alerts us for any abnormality. In addition, smart parameters for several activities, workout, fitness