 Using a treadmill, along with the physical therapy treatment, helps the person to experience many of the challenges of walking with a prosthesis.In the United Kingdom, 75% of lower limb amputations are performed due to inadequate circulation (dysvascularity).This condition is often associated with many other medical conditions (co-morbidities) including diabetes and heart disease that may make it a challenge to recover and use a prosthetic limb to regain mobility and independence.