Sprained foot can walk but will hurt, the possible causes are muscle strain, myofasciitis, traumatic arthritis and so on. 1. Muscle strain: may be a foot sprain after the foot muscle strain, local bruising blood accumulation, bruising blood stimulation of the peripheral nerves, foot sprain can walk but the phenomenon of pain. 2. Myofasciitis: it may be that after the foot is sprained, it triggers the muscle injury, and the inflammatory mediators caused by the muscle injury will lead to pain and pressure pain in the injured muscle. 3. traumatic arthritis: after the foot sprained, before the ligaments and other soft tissues are not repaired, if you walk too early, may make the torn ligaments become loose, resulting in joint instability, walking for a long time can be secondary to traumatic arthritis, there will be the phenomenon of gai. The foot twisted can walk but will hurt there may be other reasons, it is recommended to go to the regular hospital in time, improve the relevant examination, clear cause, under the guidance of the doctor to give targeted treatment or treatment.