> half of 11- to 17-year-olds get at least 237 notifications a day. Some get nearly 5,000 in 24 hours > Such a "highly stimulating environment" may affect kids

> half of 11- to 17-year-olds get at least 237 notifications a day. Some get nearly 5,000 in 24 hours > Such a "highly stimulating environment" may affect kids' "cognitive ability, attention span and memory during a time when their brains are still developing,” Maxwell said. “What are the long-term consequences? I don't think we know." Then why are 11- to 17-year-olds even allowed near a smartphone?