Does Running Impact Pelvic Floor Health and Function in Female Runners?

What is it about?

The study explores the relationship between pelvic floor loading during running and subsequent changes in pelvic floor morphometry and function among female runners. It involved 38 adult female runners, half of whom experienced running-induced stress urinary incontinence (RI-SUI). Participants completed a treadmill-based running protocol equipped with a pressure sensor and accelerometer to measure pelvic floor load exposure. Results showed changes in pelvic morphometry, such as a larger levator hiatus and lower bladder neck post-run, but no significant differences in pelvic floor muscle (PFM) forces. Higher pelvic accelerations were linked to reduced passive PFM stiffness, yet not to changes in pelvic morphometry or force-generating capacity. Among RI-SUI runners, slower vector accelerations correlated with increased pad weight gain, indicating urine leakage. Overall, pelvic floor loading during running did not significantly influence static pelvic organ support or urine leakage.

Featured Image

Why is it important?

This research is important because it addresses a common yet underexplored issue among female athletes: stress urinary incontinence (SUI) during running. By investigating the relationship between pelvic floor loading and changes in pelvic floor function and morphology, the study provides insights into the mechanisms contributing to SUI in female runners. Understanding these mechanisms is crucial for developing effective interventions and support strategies to help female athletes continue their sports activities without discomfort or embarrassment. The research contributes to the broader field of sports medicine and women's health, emphasizing the importance of addressing gender-specific health issues in athletic populations. Key Takeaways: 1. Pelvic Floor Loading: The study found that higher pelvic accelerations during running are associated with greater reductions in passive pelvic floor muscle stiffness, suggesting that the mechanical loading experienced during running can affect pelvic tissue properties. 2. Stress Urinary Incontinence (SUI): The research highlights that SUI in female runners is not directly linked to the magnitude of pelvic floor loading, as measured by pelvic accelerations and posterior fornix pressure, indicating that other factors may be influencing incontinence during running. 3. Implications for Female Athletes: The findings underscore the need for tailored interventions focusing on pelvic health for female athletes to prevent and manage SUI, supporting their continued participation in running and other high-impact sports.