Weakened Health Outcomes Associated with Outpatient Cardiac Rehabilitation for Cardiovascular Patients with Sleep Apnea

lt;p gt;Dear Editor, Sleep apnea (SA) is one of the most common sleep disorders in general and clinical populations. SA is characterized by stopping and frequent breathing during sleep and is usually accompanied by frequent snoring, choking and breathing symptoms, sleepiness or daily fatigue, and morning headaches… lt;/p gt;