Your post was highly educative.
I believe the two cases are intertwined.
Poor sex can cause depression, depression can cause poor sex..
Yeah.. use of certain antidepressants can also lead to poor libido.. but that can be changed if that's the case.
Nice post
Yeah...that's the main message of the post.
I just read that the main first line drugs Setraline and Escitalopram have sexual side effects but its more evident in some individuals.
Antidepressant have this sexual side effect because of the increase in circulation serotonin.
Switching to other first line may be helpful too though.