Poor sleep has higher mortality risk than bad diet, lack of exercise and loneliness, new study finds
New research from the Oregon Health & Science University (OHSU), published in the journal Sleep Advances, found that poor sleep may shorten life expectancy more than other lifestyle factors like diet, exercise and loneliness. The study indicates that sleep plays an even greater role in longevity than many people understand. Lifestyle Surveys To draw these conclusions, the researchers examined a large amount of national data from across the United States. They compared life expectancy data with health and lifestyle surveys collected by the US Centers for Disease Control and Prevention between 2019 and 2025. This allowed them to understand how