Knees take a lot of strain during our lives - they carry us daily for years and support us through various activities and sports. That strain can become too much for some people, and they start experiencing knee pain, stiffness, and discomfort with time. When non-invasive therapies don't help, the last chance to remedy the situation and restore knee function is knee replacement surgery.While any invasive procedure can be scary, knee replacement surgery is one of the most common joint replacement