Fitbit today announced a number of new features coming to the Public Preview, starting with improved sleep tracking.

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 ...

Please provide your email address to receive an email when new articles are posted on . Electrocardiography data can be put into a neural network to score/determine sleep stages. With ...

With the Apple Watch Series 11, Ultra 3, and SE 3, Apple announced support for a new Sleep Score feature that's designed to provide you with an actionable overview of your sleep quality. It turns out ...