If you meet the children thigh strain, first aid approach, the first problem, braking, since he strained, pain, dare not walk, you can carry him for a while; after braking, he relieved the pain, the children did not make so much noise, if there is ice next to the ice, such as there is a refrigerator or something cold, you can apply cold compresses, to reduce the swelling and pain. The second problem, if there is no trauma, next to the cloth and so on, you can also try to use cloth, bandage gently wrapped, wrapped with the purpose of limiting localized swelling of the thigh, this is the initial treatment. After the children come to the hospital, the doctor will check the extent of the injury, in addition to consider the thigh strain, consider whether there is a fracture, need to take a picture, to understand the situation of the bone. If the film, the bone has no fracture manifestation, simple soft tissue contusion, strain, because the front has been done cold compresses, bandages, brakes, almost to achieve the purpose of treatment, if the child is 5, 6 years old, or even 10 years old, the pain is very strong, you can take some painkillers; if the child is only 1, 2 years old, 2, 3 years old, we are generally not too much advocate the painkillers, because of the gastrointestinal tract will have a bad effect, generally Rest is enough.