Excessive fire in the heart of children usually manifests itself in symptoms such as heartburn and insomnia, dry mouth and throat, and short and red urine (small amount of urine, dark yellow in color). Excessive heart fire in children can be categorized into real fire and imaginary fire. Solid fire is often manifested as irritability, insomnia, recurrent mouth ulcers, swollen and painful gums, dry mouth, short and reddish urine, etc.; Deficiency fire is often manifested as hot flashes (hot sensation starting from the face or chest and spreading to the whole body), night sweating (abnormal sweating after going to sleep, and the sweating stops after waking up), insomnia, palpitations, heartburn, dry mouth and dry throat. It is important to note that if a child develops any of these uncomfortable symptoms, it is recommended that he or she go to a regular medical institution for treatment in a timely manner to avoid delays in his or her condition.