According to the American Academy of Sleep Medicine, obstructive sleep apnea can cause a number of health issues, including hypertension, heart disease, type 2 diabetes, depression, and even early mortality.

The body goes through cellular restoration when in deep sleep, repairing damage acquired throughout the day and putting memories into long-term storage. According to research, sleep, especially deep sleep, improves immunological performance. The brain also gets rid of trash during this phase, including the beta-amyloid protein linked to Alzheimer’s disease.