How long it takes to recover from a sprained hamstring should be determined according to the specific circumstances of the patient, generally minor sprains can gradually recover in about 1 week. For more serious sprains, it takes about 2-3 weeks to recover. The cause of sprained hamstrings is due to direct or indirect external factors that can cause local swelling, pain, and limited activity in the sprained ligaments of the foot. Depending on the degree of sprain, there are several types as follows. Minor sprain: after the ice cold compress for swelling, about 1 week can be recovered. More serious sprains: can take oral treatment related to blood circulation, blood stasis, swelling drugs, etc., then it takes about 15-20 days. Local rest is recommended for sprained hamstrings to avoid worsening of the inflammation caused by excessive exercise. If the pain is severe and unbearable, and the swelling is more obvious, the patient should go to the orthopedic department of the hospital in time, except for fracture, and receive symptomatic treatment. During the treatment period, it is necessary to pay attention to more rest, reduce the amount of activity and avoid spicy and stimulating diet according to the physical condition.