Urethritis is one of the most common infectious diseases, and if it occurs repeatedly, you should do the following: go to the hospital for a detailed examination to rule out causative factors. Individuals should pay attention to local hygiene, it is recommended to wash the vulva every night and change underwear regularly. You should pay attention to eating light, easy to digest food, eat more green vegetables, fruits to replenish vitamins; avoid spicy, stimulating food, i.e. fatty, sweet, thick, fishy food, such as beef, mutton, pork and other meat foods. And should pay attention to drink more water, the daily water consumption should be 1500-2000ml, regular review of urinary routine, observe the occurrence of urinary tract infection.