After the patient underwent surgery, There will be a long recovery period, which results in muscle weakness, lower blood pressure, as well as pain from surgical wounds will result in more difficulty breathing, such as patients who have abdominal surgery or heart surgery.

For patients who have surgery around the spine or joints, there is often a harder movement, such as knee, hip joint surgery. As a result, daily life is difficult. If not rehabilitated, it can cause bedriddenness. As a result, quality of life is reduced and it also makes care more difficult.