The causes of vulvar pain after intercourse may be excessive friction of the vulva during intercourse, violent movements during intercourse or vaginitis. It is recommended to go to the hospital for examination and treatment in time to avoid aggravation of symptoms and add resistance to future treatment.1. Excessive rubbing of vulva during intercourse: Excessive rubbing of vagina and vulva during intercourse causes edema of vaginal mucosa and even vulvar abrasions, causing pain. For mild abrasions, it is necessary to do a good job of personal cleanliness and hygiene and wear loose and breathable clothes to help recovery; when abrasions are accompanied by pus flow, they may be complicated by infection, so it is recommended to seek medical attention and treatment in time; 2. Vigorous action during intercourse: too vigorous action during intercourse can cause local vascular destruction, resulting in local edema and even vaginal lacerations, leading to pain. You should pay attention to rest, avoid sex, wash your vulva, keep it clean, and if it is accompanied by bleeding and other conditions, it is recommended to seek medical attention in time for treatment such as hemostasis; 3. Vaginitis: having intercourse when suffering from vaginitis may aggravate vaginitis and cause vulvar itching or even pain because of inflammation in the vagina, congestion in the vaginal mucosa, thinning of the mucosa, and friction during sex will aggravate vaginitis and make the inflammatory The symptoms can be aggravated. Therefore, it is important to avoid sexual intercourse when you have inflammation. Pay attention to personal hygiene in daily life, change underwear regularly and avoid sexual intercourse during treatment. The most important thing for married women is to pay attention to their personal hygiene and wash their vulva with water every day, especially before and after intercourse, to prevent infection. If abnormal symptoms occur after intercourse, such as persistent pain or abnormal bleeding from the vulva, it is recommended to seek medical attention promptly to identify the cause and treat the cause.