Anyone who has ever suffered in bed after eating three slices of pizza could surmise there is some relationship between food and sleep quality.
For Marie-Pierre St-Onge, the director of Columbia University’s Center of Excellence for Sleep and Circadian Research, years of studying the relationship confirmed it.
Data from large-scale population studies showed that eating a lot of saturated fat and simple carbohydrates made it harder to get deep, restorative sleep, she said. The inverse was also true. People who don’t get enough sleep, for example, were more likely to be obese.
“It’s a cycle of having poor sleep leading to poor dietary choices, and lower dietary quality that further propels poor
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