Attenuated heart rate response in REM sleep behavior disorder and Parkinsons disease
Movement Disorders, 05/31/2012
Sorensen GL et al. – The attenuated heart rate response may be a manifestation of the autonomic deficits experienced in Parkinson's disease. The idiopathic rapid–eye–movement sleep behavior disorder patients not only exhibited impaired motor symptoms but also incipient autonomic dysfunction, as revealed by the attenuated heart rate response.