Sexually transmitted diseases (STDs), or STDs for short, are overwhelmingly caused by infection through sexual contact, and a few are caused by indirect contact and vertical transmission from mother to child. After unclean sexual intercourse: 1. If painless round ulcers appear at the site of sexual contact (including its surroundings), it is likely to be a stage I syphilis hard chancre; erythema with flaking on the palm and plantar area after a few weeks, without pain or itching, it is likely to be a stage II syphilis rash. 2. If there are clusters of small blisters in and around the genitals, with self-induced pain, burning sensation or itching, and some of the blisters break down on their own within a few days, it is mostly genital herpes. 3, if the genitals, perianal appear papillomatous, cauliflower-shaped, corpuscular redundancies, more than no conscious symptoms, it is likely to be condyloma acuminata …… The actual fact is that you can find a lot of people who are not able to get a good deal on a lot of things. The actual fact is that you can’t get a good deal on your own. The best way to prevent and treat STDs is to strengthen sexual morality, be clean and resolutely eliminate impure sex (extramarital sex)! Patients with condyloma acuminata or genital herpes should pay attention to avoid smoking, alcohol, spicy food, avoid staying up late and tired, avoid getting cold and cold, keep your spirit relaxed and optimistic, otherwise the effectiveness of the treatment is greatly reduced ……