Key Takeaways

A study of millions of U.S. veterans shows that untreated sleep apnea nearly doubles a person's odds for Parkinson's disease

Years of inadequate oxygen supply to the brain might explain the connection, researchers said

The findings should prompt more people to seek out CPAP care for their sleep apnea

TUESDAY, Nov. 25, 2025 (HealthDay News) — Add one more malady to the potential risks from untreated sleep apnea : Parkinson’s disease.

A new study involving 11 million U.S. veterans finds that a person’s odds of developing Parkinson’s nearly doubled if they were diagnosed with sleep apnea but hadn’t used a continuous positive airway pressure (CPAP) device to help control it.

Having untreated sleep apnea isn’t “a guarantee that you’re going to get Parkinson’s, but it sig

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