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.
The American Academy of Pediatrics discourages media use by children younger than age 2 and recommends limiting older children's screen time to no more than one or two hours a day. Too much screen time has been linked to: 1  Obesity. 2  The more TV your child watches, the greater his or her risk is of becoming overweight.