Inside Apple Health – How your iPhone keeps track of your vitals

Apple Health is a wide-ranging service on your iPhone and iPad for storing and analyzing your health and fitness data. Here’s how to use the app for a better, healthier life.

Apple Health holds your vitals and fitness data on your iPhone

The iPhone and other smartphones are at the heart of many people’s lives. It makes sense that mobile devices could also help users extend their lives or improve them by keeping them healthy.

Apple and other big tech companies have been working to provide health features in hardware for decades. Part of this could be due to users having a genuine interest in their health, with the “quantified self” movement using technologies as a preventative measure against injury or illness.

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