Science news articles about 'sinus arrhythmia'

... of Clinical Sleep Medicine shows that respiratory sinus arrhythmia (RSA) is a significant predictor of insomnia in women with breast cancer and confirmed that longer nocturnal ...

... greater autonomic emotion regulation [or respiratory sinus arrhythmia (RSA) reactivity]. When we are faced with psychological stress, our RSA reactivity increases, resulting in a lower ...

... of heart rate have been known for over a century. One is respiratory sinus arrhythmia, the coupling of heart rate to breathing (our heart rate increases when we inhale and decreases when we exhale ...

... as well," explained Feldman. In addition, respiratory sinus arrhythmia -- a measure that indexes better autonomic readiness for social engagement -- was higher in both parent ...