Swollen calves after prolonged sitting are mostly due to venous valve dysfunction, varicose veins and other factors that cause venous blood to fail to return to the heart and stagnate in the lower limbs, which can generally be relieved by the following ways: 1. Hot compresses: Patients are advised to apply hot compresses and massage to the calves and feet as early as possible, or to continuously fumigate the feet and calves through traditional Chinese medicine foot baths to promote blood circulation and reduce swelling; 2. Elevation Calf: patients can take the head low foot high position, lying down or sitting leg elevated position, so that the fluid in the tissue gap drainage, promote blood flow back, and gradually relieve the symptoms; 3, external: can be in the calf swelling parts of the drug external swelling, such as magnesium sulfate wet compress, potato chips paste, through changing the tissue gap and the osmotic pressure in the cells, so that the tissue fluid exudation to achieve the purpose of reducing swelling; 4, appropriate activities: daily Attention should be paid to avoid prolonged standing and sitting, timely wearing of elastic stockings to prevent deep vein thrombosis, appropriate activities and strengthening physical exercise to improve blood circulation in the lower limbs can reduce the appearance of calf swelling; 5, treatment of the original disease: patients with cardiac and renal failure may also appear after prolonged sitting, blood pooling in lower parts of the body and calf swelling. Therefore, for those who suffer from kidney or heart-based diseases, they should actively treat the original disease under the guidance of a doctor to avoid deterioration.