How to Relax Tight Pelvic Floor Muscles By Marlee Septak May 22, 2023 This content was last medically reviewed on May 22, 2023 by Susie Gronski, PT, DPT. How to Relax Tight Pelvic Floor Muscles , by Marlee Septak . This content was last medically reviewed on May 22, 2023 by Susie Gronski, PT, DPT. Posted in Incontinence in Adults