Getting up in the morning in the second trimester and shedding a little pink liquid generally refers to the appearance of bloody secretions in late pregnancy, which may be caused by capillary rupture, preterm labor, inflammation and other reasons. 1. capillary rupture: due to the separation of the fetal membranes near the endocervical opening and the uterine wall there in late pregnancy, capillary rupture leads to a small amount of bleeding, which is mixed with the mucus in the cervical canal and appears as a light bloody discharge. 2. Preterm labor: It refers to the delivery of a pregnant woman when her pregnancy reaches 28 weeks but is less than 37 weeks, and its occurrence may be related to infections, bleeding from the meconium, and uterine overstretching. At first, the contractions are irregular, often accompanied by a little vaginal bleeding or bloody discharge, and later can develop into regular contractions, the process is similar to full-term labor. 3. Inflammation: vaginitis, cervicitis, etc., due to the stimulation of inflammation, can cause local mucosal congestion and edema, resulting in bloody discharge. In addition, bloody discharge in late pregnancy can also be seen in other diseases, it is recommended that patients go to the hospital in a timely manner, in accordance with the doctor’s instructions for treatment, to avoid delaying the condition.