There is no standard answer to the question of how long it takes to recover from lower extremity venous thrombosis. Generally, it takes 2-4 weeks to recover from lower extremity venous thrombosis, and lower extremity venous thrombosis needs to be treated in time. If the condition of lower extremity venous thrombosis is mild, timely rest after discovery, the use of low molecular heparin, warfarin and other medications to facilitate blood return, about 2-4 weeks to control the condition; if the condition of lower extremity venous thrombosis is more serious, found after the discovery of the lack of timely treatment, or even the need for surgery, the recovery time will be prolonged, and the recovery time of some patients up to a few years. If patients with lower extremity venous thrombosis want to recover completely, they have to take regular program at the beginning of the treatment, go to regular hospitals in time when they find the symptoms of lower extremity venous thrombosis, and control the condition well in the acute stage. People suffering from lower extremity venous thrombosis are advised to rest in bed as much as possible, and to walk out of bed as little as possible, which can help their condition to recover.