Swollen feet can be caused by many reasons, such as traumatic foot swelling, mild cases can recover in about 1~2 weeks, and serious cases can recover in about 2~3 months. If the swelling is caused by internal diseases, such as heart failure, kidney disease, etc., we need to wait for these primary diseases to control before the swelling can be reduced. If the foot swelling is caused by trauma, mild cases will cause skin and subcutaneous tissue damage, and recover in about 1~2 weeks by resting with related treatment. In severe cases, there may be fractures, and it takes about 2~3 months for the swelling to go down. In addition, internal diseases can also cause foot swelling, such as heart failure, kidney disease, etc. The swelling needs to wait for the primary disease to be controlled before it can be eliminated, and the specific recovery time needs to be judged according to the condition, and cannot be generalized. Swollen feet, you should go to the hospital to further identify the cause of the disease, and then under the guidance of the doctor targeted treatment.