Whether ovulation occurs on the day of ovulation bleeding is a controversial issue. Although most people think that the day of ovulation bleeding is the day of ovulation, this is not absolute. In fact, whether you ovulate on that day depends on many factors, including a woman's menstrual cycle, physical condition, and the health of her reproductive organs.

However, for other women, ovulation bleeding may not mean they ovulated on that day. This can be caused by a variety of factors, including genital infections, tumors, malnutrition, or medication side effects. In this case, even if a woman bleeds during ovulation, it may not be the day of ovulation.

Therefore, whether ovulation occurs on the day of ovulation bleeding is a controversial issue. For many women, this phenomenon is a normal physiological phenomenon, while for others, further testing may be needed to determine whether ovulation occurred on that day. If you're not sure whether you ovulated on that day, ask your doctor or other medical professional for advice.