Apple’s sleep charts can feel like a nightly report card, and “core sleep” often ends up in the spotlight. Yet the science ...

Apple Health brings sleep tracking, scheduling and long-term analysis into one place, with your iPhone acting as the hub and ...

Learn how heart rate monitoring, sleep tracking, and vitals app work together for better wellness. Pixabay, hu_lexxi Apple ...

We all have days where we wake up after clocking the usual sleep hours, but still feel fatigued and wonder if there was something wrong during the rest hours. For such situations, the sleep tracking ...

If you use a third-party sleep tracker with your Apple Watch, you’re probably familiar with the concept of a sleep score: an index that combines signals like heart rate variation and sleep stages, to ...

Unveiled at the "Awe Dropping" event, Sleep Score isn't an Apple Watch Series 11 exclusive. Here's a look at how it works and how to try it yourself. Apple has been taking sleep tracking more ...