After cerebral infarction appears hemiplegia must adhere to rehabilitation training, the rehabilitation training method also varies from person to person. Specific details are as follows: 1. If the patient with mild hemiplegia can still move by himself, he should try to do active exercises, such as exercising muscle strength; pay attention to exercising fine hand activities, and try to restore normal daily living ability; pay attention to training posture and gait, maintaining good walking and standing posture and gait, and maintaining better balance ability; 2. For example, with the help of external force, follow the joint movement to increase muscle strength and prevent disuse muscle atrophy and joint contracture. During the rehabilitation exercise process, pay attention to the swelling of the hemiplegic limb. If swelling occurs, first rule out the formation of venous thrombosis, because the hemiplegic side of the limb often has venous thrombosis, and inappropriate exercise can cause the thrombus to dislodge and embolize in other important organs. It is also important to protect the joints and take care to avoid joint dislocation during exercise.