Ischemic Preconditioning in Osteoarthritis and Back Pain

Inclusion Criteria: * Reported Knee Pain using ACR Criteria * Reported Back Pain using ODI Criteria \> 12 * Ability to walk for at least 3 minutes without the use of aids * Ability to provide written informed consent Exclusion Criteria: * Younger than 50 years old * History of Knee or Hip Replacements * History of steroid injection within the previous 6 months * Presence of neuromuscular joint condition that affects lower extremity function * History of blood clots in the leg or any condition in which compression of the thigh is contraindicated * History of heart failure or thrombosis * Allergic to ultrasound gel * History of spine surgery * Non-English speaker * Currently pregnant or intends to become pregnant during the study