Generally speaking, for patients suffering from lower extremity venous thrombosis, swimming exercise can be carried out appropriately, and it is not recommended to overdo it. In current clinical practice, if lower extremity venous thrombosis is not treated in time, embolus dislodgement will occur, resulting in pulmonary embolism and other serious complications. Therefore, for people suffering from lower extremity venous thrombosis, it is recommended that after placing filters, anticoagulation, thrombolysis and other treatments, through the acute phase and then swimming and other sports, but not easy to be too strenuous. In daily life, patients with lower extremity venous thrombosis should not sit for a long time, stand for a long time, drink a lot of water, eat a light diet, do not eat too spicy, greasy and stimulating food, quit smoking and alcohol, in order to facilitate the recovery of the disease.