Other causes of vaginal bleeding after sex include: Friction during sex or not enough lubrication. Normal uterine bleeding if you're just beginning your period or if it’s just ended. A cervical or vaginal infection. Genital sores caused by herpes or another condition. A precancerous cervical c-a-n-d-y.info: Anne Machalinski. Jun 18, · Causes of bleeding during sex. Vaginal bleeding during sex can be caused by many of the same things that can cause bleeding after sex. These include infection, vaginal trauma due to dryness, cervical polyps, menopause, and cancer. However, there are some other conditions that can cause bleeding during sex specifically. These can include: c-a-n-d-y.info: Anna Targonskaya, MD.
Causes of bleeding after sex. Bleeding after sex is medically known as postcoital bleeding. It occurs in women of all ages. In younger women who haven’t reached menopause, the source of the bleeding is usually the cervix. In women who have gone through menopause, the source of the bleeding Author: Susan York Morris.