If you are unfortunate enough to break your foot while walking, you can follow the following methods of emergency treatment. 1, distinguish the severity of the injury. If the foot sprain can hold weight to stand, barely walk, indicating that the sprain is mild, can be disposed of; if the foot sprain ankle activity with severe pain, can not hold weight to stand or move, press the pain in the place of pain in the bone, and gradually swollen, indicating that may be injured to the bone, should be immediately to the hospital for treatment. 2, the correct use of hot and cold compresses. In the early stage of sprain, rupture of small blood vessels in the blood, this time to use cold compresses, so that vascular contraction and coagulation, to control the development of the injury. 24 hours later, rupture of blood vessels bleeding stops, this time can be used to hot compresses, to promote the bruises around the sprain dissipated. 3, correctly press and knead the sprain localization. Sprain at the beginning, in the hematoma to do continuous pressure is good; 24 hours later to do kneading, to the center of the swelling, to all directions around the rubbing. 4, appropriate activities. In the early stage of sprain, swelling and pain gradually increase, should stop activities, elevate the affected limb. When the condition tends to stabilize, as long as it is not very painful, you can gradually increase the activities of the ankle. 5.Reasonable medication. Foot sprain at the initial stage, do not need to take drugs, and should not be applied to activate the blood of drugs, so as to avoid more blood flow, swelling is more serious, if necessary, you can use a bit of “good fast” spray wound, will feel more comfortable. 24 hours later, can be taken internally yunnanbaiyao, bumblebee pills, blood and pain relief, etc., and then external five tiger Dan, swelling will not need to take and external medication. After the swelling subsides, there is no need to take internal and external medicines. If the bone is injured, the doctor must pay attention to the following problems after the cast is put on. 1, just on the cast within one or two minutes, can not move the affected foot. Because at this time the cast is not yet hardened and fixed, easy to deform. 2.In the first 24 hours after the cast is put on, attention should be paid to the looseness and tightness of the cast. 3.After the foot is put on the cast, it is generally not suitable to walk on the ground. 4.In summer, the foot should be placed in a cool place to prevent the foot from sweating too much and accumulating in the cast; in winter, pay attention to the warmth of the affected limb, and the end of the foot outside the cast should not be frostbitten. 5.If the pain worsens after putting on the plaster, you should ask the doctor to check it in time.