High Prevalence of Restless Legs Syndrome among Patients with Fibromyalgia: A Controlled Cross-Sectional Study High Prevalence of Restless Legs Syndrome among Patients with Fibromyalgia: A Controlled Cross-Sectional Study Download Does Snoring Intensity Correlate with the Severity of Obstructive Sleep Apnea? Higher Prevalence of Periodic Limb Movements of Sleep in Patients with History of Stroke