Please provide your email address to receive an email when new articles are posted on . Adults with chronic insomnia had more variability in several measures, like sleep latency, vs. good sleepers.
Wearables measure several aspects of health, and heart rate variability might be one of those. It may be surprising when your device informs you that your heart rate variability is high or low, but ...
A new WHOOP patent explores respiratory rate variability, using changes between individual breaths to assess recovery, sleep stages and longer-term trends.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results