How does 6-year-old child have a fever to cause diarrhoea to do

Parents need to measure the child's body temperature, if the fever does not exceed 38.5 degrees, you can use alcohol to wipe the neck, soles and armpits to promote body heat dissipation; at the same time do a good job of keeping the child's abdomen warm, diet should be light, if accompanied by high fever phenomenon, should go to the hospital's children respiratory department for treatment.