After the child has a fever, the calf muscle aches badly and cannot get off the ground how to return

The cause of leg muscle pain after fever may be muscle fasciitis, benign myositis, calcium deficiency, nerve damage, local lactic acid accumulation, inflammation stimulation, etc. It is recommended to help patients measure their temperature. When the patient's temperature exceeds 38 degrees, it is necessary to cool down by warm water bath or paste. If it is caused by calcium deficiency, calcium supplementation is needed in time.