curvature noun [U or C]. âº the âstate of being âcurved or âbent: the curvature of the earth's âsurface a âpronounced curvature of the âspine. (Definition of curvature from the Cambridge Advanced Learnerâs Dictionary & Thesaurus Â© Cambridge University Press). See all translations.
The Apple Watch uses your age, gender, height and weight, in addition to the GPS in your iPhone and data from its own built-in sensors, to calculate both your resting calories and ones you burn during exercise.
Energy. Apple Watch battery life isnât really a problem â Iâve not run out of battery yet. But that doesnât mean you shouldnât know how to get more out of your battery when you need it. Here's what to do... Glances. Those snippets of information you get when you swipe your Apple Watch grab data from your iPhone. They don't use too much energy, but if you think youâll need more battery life then you should disable all the ones that arenât so essential.