Some useful advice from the NHS - worth a read!
https://www.nhs.uk/oneyou/every-mind-matters/childrens-mental-health/?WT.tsrc=search&WT.mc_id=EMMParentsSearch&gclid=CjwKCAjwn9v7BRBqEiwAbq1Ey9CB6AoWaZwntUqN7d_BZjYD9MxgTwfL_AMRi5bzkcwXvadgFGL0dhoCq1sQAvD_BwE