19 May

Researchers looked at data from 4,5208 8 to 11 year old children. Those who had less than 2 hours per day of screen time, 9 to 11 hours of daily sleep, and at least one hour per day of physical activity had the best scores on cognitive tests. (In brief. Turn off the screens. Monitor on Psychology, 2018, 50(1), p. 17)

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