Welcome to Hold It Sister
It’s estimated around 40% of women live with bladder control problems. 50% with pelvic organ prolapse. In many cases, this is due to weak or uncoordinated pelvic floor muscles.
Hold it Sister is the book women have been searching for – an easy to read practical guide to discover and control a hidden and misunderstood area of their body.
This book is a compelling new vision for female pelvic health – all women will benefit from the information and expert guidance this book delivers.
Hold it Sister will help you:
- Understand how your pelvic floor works

- Find, control and train your pelvic floor muscles (Mary’s new 3 step program)
- Recover control after childbirth or pelvic surgery
- Gain improved sexual sensation and orgasm
- Adopt the 5 protective pelvic floor habits
- Learn the 5 harmful habits to avoid
- Empower your daughters with correct pelvic health information
- Understand how to safely exercise and prevent pelvic floor damage
- Click to view the contents list for Hold It Sister
Hold it Sister is an essential handbook for all fitness and health professionals who prescribe exercise for women.
About Mary O’Dwyer
Mary O’Dwyer is a pelvic floor physiotherapist, trained at the Universities of Queensland and Melbourne.
Mary brings over 30 years clinical and teaching experience to her books and programs on effective pelvic floor training.
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Video Library
A range of Hold It Sister video information is available in our library. All are by Mary O’Dwyer and aimed at education about the pelvic floor, exercise and health.
Media Material
Information for media representatives, including TV appearance and print articles

