s a lot of controversy about the connection between
sleep apnea and hypothyroidism. We do know that obstructive
sleep apnea can lower suppress your thyroid functioning, and low thyroid levels can cause you to gain weight, which can aggravate sleep apnea. It's the chicken or the egg problem. In general, by treating the obstructive sleep apnea definitively, thyroid levels can return to normal in some cases.
Getting used to CPAP masks can be challenging.