From 2006, You think the explosion of single parents since then has helped childhood mental illness
https://www.theguardian.com/society/2006/feb/21/mentalhealth.childrensservices#:~:text=Around 13% of girls whose,living with an unmarried parent.
There are over 2.94 million single parent families in the United Kingdom as of 2022, compared with over three million five years earlier in 2015. Between 1996 and 2012 the number of single parent families in the UK increased by almost 600,000, with that number falling to the amount seen in the most recent year.
Compared to the mid twentieth century the rise of single parents has been catastrophic
You could clearly argue that the increase in single parents, has been the major contributory cause of childhood mental illness.
All because parents were too casual with their relationships, no commitment, no staying power.
Don't have children if you're not prepared to be married/stay together for life