You have doubts about whether you could have contracted a Sexually Transmitted Disease (STD) or are sure you have been exposed to a sex partner infected with a venereal disease (STD). You have blisters in the vagina or vulva. It burns or hurts when you urinate. Symptoms get worse or last more than a week Vaginal discharge is not normal in a girl who has not yet reached puberty. If you show up, it is important to contact the doctor. How can you prevent changes in vaginal discharge? Now that you have more information about vaginal discharge, you will wonder what you can do to prevent it from changing and causing you problems. Statistically, most women will have a vaginal infection sometime in their life. However, as the causes of vaginal infections that alter the flow are diverse, there are steps you can take to prevent them: Keep your genitals clean and dry. Hygiene always contributes to good health. Do not use douches or scented soaps. Also do not apply sprays, perfumes or talcs in the genital area. ALWAYS use a condom for sex . Avoid wearing tight pants. Make sure your underwear is made of cotton to facilitate the air flow freely and avoid excessive sweat that attracts bacteria and causes irritation. If you have diabetes, try to control your blood sugar levels. Remember that diabetic women are more likely to suffer from vaginal yeast infections . A final note that you should not forget: if when your doctor tells you that changes in vaginal discharge are due to a Sexually Transmitted Disease (STD) you should inform your sexual partner (s) to receive (n) treatment even if you have no symptoms, not only so that the disease is not transmitted back to you, but so that it is not transmitted to another person (s).