Is There a Time During My Menstrual Cycle When My ACL Is Most at Risk?

As Dr. William Sterett, a board-certified orthopedic surgeon and sports medicine specialist at Vail-Summit Orthopaedics & Neurosurgery in the athletic community of Vail, Colorado, I’ve worked closely with countless female athletes. One question that’s come up more frequently in recent years is this: Does my menstrual cycle affect my risk of tearing my ACL?

The short answer is yes—there is growing evidence that hormone fluctuations throughout the menstrual cycle can influence ligament laxity and neuromuscular control, which in turn may increase the risk of ACL injury during specific phases.

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