M. Osgood Schlatter Rehab. Osgood-Schlatter disease describes a condition that typically occurs in adolescents and is characterized by localized pain and swelling at the front of the knee at the attachment site for the patellar tendon. The impact on the patient is reduced strength, explosive power and function of the lower extremities that leads to a significant reduction in quality of life. In order not to have any major limitations in strength and function, Tommy started a rehabilitation progr