Peripheral artery disease (P.A.D.) is a disease in which plaque builds up in the arteries that carry blood to your head, organs, and limbs. Plaque is made up of fat, cholesterol, calcium, fibrous tissue, and other substances in the blood.
Painless swelling may affect both legs and may include the calves or even the thighs. The effect of gravity makes the swelling most noticeable in the lower part of the body. Foot, leg, and ankle swelling is common when the person also: Is overweight.
Swelling can be caused by any number of problems. Swelling of the legs, feet and ankles is a common problem in seniors. The medical term for this is edema. Edema is the trapping of excess fluid in any part of the body, but occurs most commonly in the ankles, legs and feet.