Manufacturing Contamination. 1  20% group: Decreased weight gain, reduced liver weight, increased amount of iron, kidney stones and nephrocalcinosis (a condition where too much calcium is deposited in the kidneys, which has been linked to premature babies). 2  10% group: Reduced liver weight.
Parents should limit kidsâ screen time to 2 hours a day: American Academy of Pediatrics. Mark Risinger, 16, checks his smartphone at home in Glenview, Ill. The American Academy of Pediatrics updated its recommendations for teens and technology on Monday, suggesting parents limit kidsâ screen time to no more than two hours a day.
Tips for managing your kids' screen time. 1  Hold off on giving tech devices to kids: Don't feel pressured to let your child use tech early. Your child won't fall behind his peers â kids figure out how to use phones and tablets very quickly. And there's no need to let him have his own device.