Check out some great tips on managing relationship problems from John Gottman:
https://verilymag.com/2017/01/4-solutions-to-the-most-common-relationship-problems
The Therapy Behind Play Therapy
This article has some great information to understand how play therapy works.
https://ct.counseling.org/2018/08/the-therapy-behind-play-therapy/
Past Trauma May Haunt Your Future Health
If you are curious why you may want to address your trauma, start here:
https://www.health.harvard.edu/diseases-and-conditions/past-trauma-may-haunt-your-future-health