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.
For decades the AAP has warned that children need to cut back on their screen time. The group's latest prescription: Entertainment screen time should be limited to two hours a day for children ages 3-18. And, for 2-year-olds and younger, none at all.