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2 votes
1 answer
1k views

How does HealthKit calculate activeEnergyBurned and other variables?

I am investigating using HealthKit to supply some data for an application which will run on iOS. We are thinking about using Apple Watch to collect the data. I am especially interested in ...
Robert Dodier's user avatar
2 votes
0 answers
553 views

How is it Apple Watch works when the heart rate is 0?

I am using Apple Watch series 2 to get heart rate information. It works very well but I have a question. Is it possible to get a heart rate 0? I tried to get Apple Watch to measure things that have ...
Tom.jr's user avatar
  • 31
2 votes
1 answer
1k views

What Apple Watch sleep tracking app uses minimal battery power and is fully compatible with the iOS Health app?

I want to use an Apple Watch 2 to track my sleep. In order to achieve this I will need to wear the Apple Watch during sleep, which creates an issue around battery usage. So my thinking is that I can ...
Monomeeth's user avatar
  • 65k