Bacteriuria means the presence of bacteria in the urine. Most women have potentially pathogenic bacteria from the rectum in the vaginal vestibule and 1 to 2 cm inside the urethral orifice, which can be mixed in the urine when urinating; during sexual intercourse or catheterization, bacteria in the urethra can easily be brought into the bladder and cause infection. Experts point out that bacteriuria is one of the most common clinical symptoms of urinary tract infections. What should women do to prevent it on a daily basis? 1, replenish enough water. Drink at least 1,500 ml of water every day, so as not to drink enough water, resulting in a reduction in urine volume, can not be timely to invade the urethra of bacteria flushed out of the body. 2, must not hold urine, and should even develop the habit of diligent urination. 3, to ensure adequate sleep, avoid overwork and reduce the body’s resistance. 4, avoid too tight clothing and pants. In particular, underwear should not be too small and too tight, and its fabric should choose good moisture absorption of cotton fabrics, should not choose chemical fiber fabrics. At the same time, pay attention to the cleanliness of the vulva, bathe regularly, change underwear regularly. 5, keep a clean sex life. The actual fact is that you should be aware of your own external genitalia before having sex, so that you don’t have to squeeze the bacteria around the urethra into the vagina when xingjiao, and of course your husband also needs to be cleaned. In addition, you should urinate immediately after sex, and drink more water to help remove the bacteria that may already be present. 6, eat more vitamin c or eat yogurt, which can achieve the effect of acidification of urine and reduce the bacteria in the urine. 7, urination, after defecation hand towel should be wiped from front to back to avoid contamination of the urethral opening. 8, non-menstrual period to reduce the use of sanitary pads. 9.Strengthen the observation of urine. Observe the volume of urine, and seek medical attention for abnormal vaginal discharge.