Julia Iafrate tore her ACL at 18, which led her to become a doctor. Hormones can make women more prone to ACL injury.

Tearing my ACL led me to become a doctor and now I treat the US ski team. Here are my tips for protecting your knees.

After undergoing a partial knee replacement surgery and months of rehabilitation ... returning to Europe and reuniting with the US women's ski team. "Made it back to Europe… training hard ...