There is a lot of information on the Web related to psychology and mental health.
Remember there is a difference between “pop psychology” and
reputable, scholarly work that has been backed up by research and theory.
Please be careful about what you read.
Look for the society that represents the disorder/condition/illness.
They usually have good information about the topic and
links to reputable sites.
Psychiatric Disorder Definitions - from Healthy Place for your Mental Health