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Fatty diets lead to daytime sleepiness, poor sleep

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University of Adelaide researchers have found that men who consume diets high in fat are more likely to feel sleepy during the day, to report sleep problems at night, and are also more likely to suffer from sleep apnoea.

This is the result of the Men Androgen Inflammation Lifestyle Environment and Stress (MAILES) study looking at the association between fatty diets and sleep, conducted by the University of Adelaide's Population Research and Outcome Studies unit in the School of Medicine and the Freemasons Foundation Centre for Men's Health.

The results - based on data of more than 1800 Australian men aged 35-80, including their dietary habits over a 12-month period - have been published this month in the journal Nutrients.

"After adjusting for other demographic and lifestyle factors, and chronic diseases, we found that those who consumed the highest fat intake were more likely to experience excessive daytime sleepiness," says study author and University of Adelaide PhD student Yingting Cao (pronounced: ING-Ting CHOW), who is also based at SAHMRI (South Australian Health and Medical Research Institute).

"This has significant implications for alertness and concentration, which would be of particular concern to workers," Ms Cao says. "High fat intake was also strongly associated with sleep apnoea."

In total, among those with available...

The full text of this article can be purchased from Informit.