There is some really useful advice and support available from Suffolk County Council at
This covers things like anxiety, sleep, and challenging behaviours. There are also virtual parent workshops and webinars as well as advice videos and leaflets.
These cover things such as sleep, anxiety, low mood and resilience.
They also have a useful Youtube channel providing advice. This is particularly useful if you are unable to attend the sessions.https://www.youtube.com/c/NsftNhsUk/featured