If you are looking for some user-friendly books that can help you gain understanding of your own mental health, I highly recommend the following.
Permission to Feel
Enneagram Guide to Waking Up: Find Your Path, Face Your Shadow, Discover Your True Self
Tapping In: A Step-by-Step Guide to Activating Your Healing Resources Through Bilateral Stimulation
Podcasts can be a great way to explore mental health topics and get information from experts in the field. Here are some of my favorites for accessible and approachable mental health content.
The Family Brain
Stuck Not Broken
Good Inside with Dr. Becky
There are lots of places to go online for information on mental health. Here are some places that I have found to be helpful for more information and resources.
National Alliance on Mental Illness (NAMI)
EMDR International Association
How We Feel