There are many consequences of untreated OSA, and all of these are more likely with more-severe obstruction. Because people with OSA don’t sleep well, they are at a higher risk for motor vehicle accidents. Memory problems and depression are some of the most common neurological and psychiatric complications.

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Obstructive sleep apnea (OSA) is very common with 15% to 30% of men in the United States and 10% to 15% of women having the condition.