Bleeding during ovulation is very common, but it can also affect pregnancy.

However, some women may experience ovulation bleeding. This phenomenon usually manifests itself as light vaginal bleeding during the middle of the menstrual cycle, usually red or brown in color. While the phenomenon itself usually doesn't have much of a physical impact, it can have an impact on pregnancy.

Ovulation bleeding may affect pregnancy for the following reasons:

1. Reduced sperm count: Bleeding during ovulation may reduce the number of sperm in the vagina, thereby affecting pregnancy.

2. Increased risk of pregnancy: Bleeding during ovulation may put a woman's body at a higher risk of pregnancy because the number of sperm in the vagina is reduced and a woman's sexual desire may be reduced, which may affect a woman's reproductive ability.

3. Increased risk of infection: Bleeding during ovulation may cause an increase in the number of bacteria in a woman's vagina, which may lead to infection and increase the risk of pregnancy.

While ovulation bleeding may have an impact on pregnancy, it's usually minor. If women experience ovulation bleeding in the middle of their menstrual cycle, it is recommended that they observe closely and continue trying to conceive in the days after the bleeding ends. If women are pregnant and experiencing ovulation bleeding, it is recommended that they consult their doctor to determine whether any treatment is needed.