(sorry if felt unsensored, but its medical/doctor website)

Hello everyone! i want to disclose about my website that its based for the medical problem solutions related to male/female secret parts disorders,sorry for the words if felt uncensored(sexual disease and problem solutions).
I have succesfully created the website, but dont know now how to do its seo, to bring it on top of google search results.
I m confused how to search its related forums, blogs, and other seo stuf.
plz help me friend,, thanks in advance