Vaginal redness and pain can be caused by a variety of factors, including vaginal inflammation, genital tract injury, allergies or diseases such as vulvar folliculitis, boils and carbuncles, and vestibular gland abscesses: 1. Vaginal inflammation: If there is vaginal inflammation, such as trichomoniasis or mycotic vaginitis, bacterial vaginitis, or vaginitis due to chlamydia or mycoplasma infection, it can lead to swelling and pain in the vaginal wall; 2. Allergic factors: such as the presence of condom latex allergy, allergy to male semen, and allergy to underwear material can also lead to vaginal redness and pain; 4. Other factors: such as the presence of vulvar folliculitis, boils and carbuncles, vestibular Other factors: diseases such as vulvar folliculitis, canker sores, vestibular gland abscesses, poor hygiene habits, lack of attention to local cleanliness of the vulva, and long-term stimulation of the vulva by sebum, sweat, menstrual blood and vaginal secretions can also cause local redness and pain. If there is no obvious relief, it is recommended to go to the hospital for a gynecological examination or colposcopy by a gynecologist for clear diagnosis and treatment.