Frequent urination in a 6-year-old child may be caused by excessive water intake, psychogenic urinary frequency, urinary tract infection disease, diabetes and other factors. 1. Drinking too much water: 6-year-old children frequently drink a lot of water, resulting in increased urine production, they will frequently urinate, urination will also increase. 2. mental urinary frequency: 6-year-old children encountered some unexpected things, psychological tension or fear, can induce neurogenic urinary frequency, on the manifestation of urinary frequency urinary urgency. 3. urinary tract infections: 6-year-old children do not pay attention to physical hygiene, may induce urinary tract infections, due to inflammatory substances stimulation, will frequently urinate, common diseases for urethritis or cystitis, there will be pain in urination as well as urinary urgency and other symptoms. 4. Diabetes: may be related to genetic and poor lifestyle factors, will make the child’s body blood sugar is abnormal, can be frequent urination, accompanied by drinking and fatigue and other related symptoms. There may be other reasons for a 6-year-old to urinate frequently, so it is recommended to actively seek medical advice and treatment under the guidance of a professional physician.