There are two groups of sexual abuse I can think of and that is Child & Adult. I am going to cover Child abuse first followed by Adult.

https://www.childline.org.uk/info-advice/bullying-abuse-safety/abuse-safety/sexual-abuse/
Brain disorders & other General topics of the day
This site aims to cover all sorts of brain conditions, mental health & some general everyday topics

https://www.childline.org.uk/info-advice/bullying-abuse-safety/abuse-safety/sexual-abuse/