Level 1: What are the possible causes of bleeding on the 40th day of pregnancy? Bleeding in early pregnancy is a relatively common thing, but if bleeding occurs around 40 days into pregnancy, you need to pay attention. There are many possible reasons, such as ectopic pregnancy, miscarriage, cervical erosion, etc. If this happens, it is recommended to go to the hospital for examination and treatment in time. Level 2: How to judge whether bleeding on the 40th day of pregnancy is normal or abnormal? First of all, it needs to be clear that bleeding in early pregnancy is not necessarily a problem. Some women will have mild vaginal bleeding in early pregnancy, which usually does not have an impact on the fetus. but