> with sleep apnea are advised to sleep on their backs. Where did you hear that? I've had apnea and used cpap machines for over 20 years. I've been through 3

> with sleep apnea are advised to sleep on their backs. Where did you hear that? I've had apnea and used cpap machines for over 20 years. I've been through 3 or 4 ent docs and none have said that. And I know from experience my whole life that lying on your back makes apnea much worse. And my mask allows me to sleep in any position, as close to face down as I did without it.