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A brief YouTube video by Dr. Charles Mok (uploaded 2025-08-06) summarizes an NIH-commissioned 1988 sleep-apnea study at the University of Wisconsin–Madison that tested healthy adults aged 30–60, assigned apnea scores, and returned for a 20-year (2008) mortality follow-up. The speaker reports that individuals with a severe apnea score (>30) had about three times the risk of death at 20 years, even after adjusting for other diseases.
Questions this video answers
1988
National Institutes of Health (NIH)
University of Wisconsin–Madison
30 to 60 years old
>30










