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  2. Sleep and emotions - Wikipedia

    en.wikipedia.org/wiki/Sleep_and_emotions

    Emotion regulation difficulties are associated with greater symptoms of depression, anxiety, [25] and borderline personality, that worsen with poor sleep patterns. Heart rate variability (HRV) is described as the time interval between heartbeats, and is linked to emotion regulation capacity, [26] with higher resting HRV is associated with ...

  3. Vagal tone - Wikipedia

    en.wikipedia.org/wiki/Vagal_tone

    Increased vagal tone (and thus vagal action) is generally associated with a lower heart rate and increased heart rate variability. However, during graded orthostatic tilt , vagal tone withdrawal is an indirect indicator of cardiovascular fitness.

  4. Scientists Say Eating Too Late Could Increase Your Risk of ...

    www.aol.com/scientists-eating-too-could-increase...

    The bottom line: New research suggests that eating your first meal of the day before 8 a.m. and your last meal before 8 p.m. could be good for your heart health. That said, the nutritional value ...

  5. The No. 1 Best Side to Sleep on For Heart Health ... - AOL

    www.aol.com/no-1-best-side-sleep-232500371.html

    That pain can make it challenging to sleep—which doesn't do your back (or heart) any good. "Ultimately, comfort and quality of sleep are more important," says Dr. Rohit Vuppuluri, DO, FACC , a ...

  6. Sleep cycle - Wikipedia

    en.wikipedia.org/wiki/Sleep_cycle

    Heart rate variability, well known to increase during REM, predictably also correlates inversely with delta-wave oscillations over the ~90-minute cycle. [4] In order to determine in which stage of sleep the asleep subject is, electroencephalography is combined with other devices used for this differentiation.

  7. Irregular Sleep-Wake Cycles May Raise Heart Attack, Stroke ...

    www.aol.com/lifestyle/irregular-sleep-wake...

    Conversely, more sleep regularity was protective against heart attack and stroke. A new study found an increased risk of cardiovascular events in people with irregular sleep patterns, even when ...

  8. Sleep and metabolism - Wikipedia

    en.wikipedia.org/wiki/Sleep_and_Metabolism

    As sleep time decreased over time from the 1950s to 2000s from about 8.5 hours to 6.5 hours, there has been an increase in the prevalence of obesity from about 10% to about 23%. [2] Weight gain itself may also lead to a lack of sleep as obesity can negatively affect quality of sleep, as well as increase risk of sleeping disorders such as sleep ...

  9. This Common Sleep Issue Could Be a Warning Sign of Heart ...

    www.aol.com/common-sleep-issue-could-warning...

    The Sleep Issue That Could Be a Heart Disease Warning Sign Snoring isn't just an annoyance to any applicable bed partner (or the person three doors down). "Snoring can be a sign of underlying ...