Body's autonomic responses greatly impaired in women - Detroit Women's Health | Examiner.com : Heart rate impacted by sleep apnea in women Obstructive sleep apnea is a potentially serious sleep disorder in which breathing repeatedly stops and starts during sleep. More than 18 million American adults are affected by this disorder. If left untreated sleep apnea can result in numerous health problems. However, sleep apnea in women is often misdiagnosed or never addressed. The body's autonomic responses, autoregulatory functions that keep us alive which include changes in heart rate, blood pressure sweating and pupil dilatation. These responses appear to be greatly impaired in women.