Study finds untreated sleep apnea doubles Parkinson’s risk

A massive veteran study found a strong connection between untreated sleep apnea and a higher chance of Parkinson’s. CPAP users had much lower odds of developing the condition. Researchers believe that repeated dips in oxygen during sleep may strain neurons over time. The results suggest that better sleep might help protect the brain.

source https://www.sciencedaily.com/releases/2025/11/251127010322.htm