Origin of the name Giselle: A German name derived from gisil (to owe, a pledge, a mutual obligation). It was a practice in the early Middle Ages for rival factions to offer a person, often a child, to each other as a pledge of peace.
what it means and where on apple watch you ll find it learn how apple watch measures your heart rate and get tips for a more accurate reading you can check your heart rate any time using the heart rate glance and when you re using the workout app apple watch measures your heart rate continuously during the workout this information as well as other data it collects helps apple watch estimate how many calories you ve burned in addition apple watch measures your heart rate throughout the day when you re still
How it works: âWe explain how your fitness tracker measures your daily steps. It sits quietly on your wrist: counting up your steps, monitoring your sleep, and calculating the difference between a light jog and a mad sprint. But how exactly does your fitness tracker come up with all those statistics that appear on your smartphone app?