What happens when women bleed during ovulation? If female friends experience ovulation bleeding in their daily lives, it will make them feel very anxious and uneasy. So, what exactly happens when a woman bleeds during ovulation? Below we will elaborate on symptoms, causes, coping methods and other aspects. Symptoms Ovulation bleeding usually occurs on the 10th to 14th day before and after menstruation. It is specifically manifested as a small amount of bright red discharge or dark red blood in the vagina. The amount is usually less than menstruation and generally lasts no more than three days. During this period, uncomfortable symptoms such as pain and itching may also occur.