The Department of Veterans Affairs (VA) provides health care at little or no charge to more than 5 million veterans annually.
There are many potential causes of foot, leg, and ankle swelling. In most cases, swelling occurs as a result of certain lifestyle factors, such as: Being overweight: Excess body mass can decrease blood circulation, causing fluid to build up in the feet, legs, and ankles.
Knee problems rarely affect only the knee. There are three categories of knee problems that can cause lower leg pain: sudden acute injuries, overuse injuries and chronic diseases. If you experience chronic or sudden leg or knee joint pain, consult your physician for treatment.