I recently contributed to a story on the Channel 10 program The Project about screentime and what effect this can have on children and adolescent's mental heath.The question of 'how much screentime is appropriate for my child or teen' is a topic I discuss every day with parents, children and teenagers. A 2021 poll found that it was the number one health concern for Australian parents' for their kids, ahead of cyberbyllying and diets. There was a study published in November 2023 in the N...