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.
The calf is made of three major muscles, the medial and lateral gastrocnemius and the soleus muscle. The most commonly injured muscle when a calf strain occurs is an injury to the medial gastrocnemius muscle. The symptoms of a medial gastrocnemius strain include: Pain in the back of the leg (more on the inner side)