For minor foot sprains, 3 days of recovery is possible after simple treatment, while the recovery period for severe foot sprains may even take more than 1 month. 1. Minor foot sprain: when there is no congestion and swelling and other symptoms, you can rest, ice and other ways, after 2 to 3 days is possible to recover. 2. Serious foot sprain foot: sprain site if there is obvious congestion and edema, or even cause ligament strain, then these soft tissues in three days is not possible to completely repair, and in the meantime, there will be obvious swelling, pain or subcutaneous bruising and other manifestations. If the foot sprain is combined with a ligament injury, the recovery time will take even longer and may take about 4 to 6 weeks. If pain and other symptoms are obvious after a foot sprain, it is recommended to go to a regular hospital for active medical treatment.