Fitness class (IMAGE) Orlando Health Caption Jen Jordon teaches a fitness class at the YMCA. Jordon finally addressed a lingering knee injury after years of progressing pain, something that’s very common according to a new national survey by Orlando Health that found nearly one in five Americans works out through pain rather than resting to heal. Credit Orlando Health Jewett Orthopedic Institute Usage Restrictions none License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.