Published in Cardiovascular Week, January 30th, 2006
According to recent research appearing in the journal Hypertension, "Sympathetic activation and sleep apnea are present in most patients with symptomatic systolic heart failure (HF). Acutely, obstructive and central apneas increase muscle sympathetic activity (MSNA) during sleep by eliciting recurrent hypoxia, hypercapnia, and arousal."
"In obstructive sleep apnea patients with normal systolic function, this...
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