Talk to Gastroenterologist on Hypertonic (Tight) Pelvic Floor Muscles

I have symptoms of tight pelvic floor muscles. I am doing masturbation from the age of 15 years in 2011. And I am experiencing symptoms of tight pelvic floor muscles from 2016. I think that masturbation is the cause for this problem. I have left masturbation in 2019 when my symptoms get worse. I have consult with different urologists and different gastroenterologist, and gone through different tests and examination, they said that you don't have any problem or infection in your excretory system and digestive system. Now, I want to consult with physiotherapist in Karachi who have speciality to completely treat tight pelvic floor muscles problem in men. Please tell that does masturbation causes hypertonic (tight) pelvic floor muscles dysfunction? And please tell me the name of the test for the diagnosis of tight pelvic floor muscles. And please tell me that is tight pelvic floor muscles dysfunction completely cureable? I am in so much depression, pain and in so much trouble due to