How to curb your child's smartphone use

Psychologist Jean Twenge shares her tips on minimising screen time for youngsters. Her latest book - 'iGen:
Why Today’s Super-Connected Kids Are Growing Up Less Rebellious, More Tolerant, Less Happy and Completely Unprepared for Adulthood'- explores the link between smartphone use and mental health issues in young people.

(Picture: Children in a row using smartphones, Credit: Getty Images)