Also known as high tone pelvic floor dysfunction, previously vaginismus, hypertonic pelvic floor muscle dysfunction refers to the pain caused by involuntary spasms in the muscles that surround the vagina.
There is no clear cause of hypertonic pelvic floor muscle dysfunction. Still, contributing factors may include:
- Hip or low back injury
- Holding urine
- Excessive core-strengthening exercises
- Physical or psychological trauma