
Researchers studied 4,500 9-and 10-year olds and found that many of those who spend more then 7 hours a day on screens —such as smartphones, tablets, and video games—showed premature thinning of the cortex which is the outermost layer of the brain.
This new data comes from the ABCD study funded by The National Institutes of Medicine (NIH). I just got off the phone with neuroscientist Elizabeth Sowell PhD who leads a ABCD study site at Children’s Hospital of Los Angeles. I have some important information to share.
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