Bleeding alone at 8 weeks of pregnancy does not necessarily mean miscarriage, but the patient is advised to seek medical attention for examination. In addition, cervicitis, vaginitis and ectopic pregnancy may also trigger bleeding. 1. Cervicitis: Cervicitis is caused by pathogen infection, local damage and vaginal flora disorders, and is characterized by abnormal vaginal bleeding and increased vaginal discharge. 2. Vaginitis: the causes of vaginitis are usually related to infection, hormone levels and flora imbalance, etc. Patients may have abnormal vaginal discharge, itching and small amount of vaginal bleeding. 3. Ectopic pregnancy: Ectopic pregnancy is typically characterized by menopause, vaginal bleeding, and abdominal pain, which can be caused by factors such as tubal abnormalities, contraceptive failure, and smoking. If you are bleeding at 8 weeks pregnant, it is recommended that you go to the hospital in time and under the guidance of the doctor to have a relevant examination to clarify the cause and follow the doctor’s instructions to deal with the treatment.