Positional obstructive sleep apnea is worse when supine; simple strategies like sewing a tennis ball to pajamas can

https://www.slideserve.com/nuallaqqkj/living-with-a-sleep-apnea-oral-appliance-real-patient-experiences

Positional obstructive sleep apnea is worse when supine; simple strategies like sewing a tennis ball to pajamas can discourage back sleeping.