A large amount of rapid ocular movements is concentrated in rapid eye movement (REM) sleep. During this phase, fluctuations in arterial pressure (AP) and heart rate (HR) can be readily noted.
Abstract: Obstructive sleep apnea (OSA) is a common and chronic respiratory disorder. Autonomic dysfunction and heart rate (HR) change usually occur ... the local difference visibility graphs (LDVGs) ...
When you first look at your sleep tracker data, all those numbers and graphs can feel dizzying ... significant alterations in ...
heart rate, and stress hormones. Over time, these changes can lead to CVDs such as: • Hypertension: When the body does not get enough oxygen due to sleep apnea, the blood pressure increases.