Pink blood flowing from below and very light generally refers to abnormal vaginal bleeding, which is mainly considered to be related to endocrine disorders, abnormal pregnancy, drug effects, gynecological inflammation and other causes. Patients should target treatment with a light diet to promote physical recovery. Common causes and treatments 1. Endocrine disorders: excessive mental anxiety and tension, ovarian dysfunction and other reasons can lead to endocrine disorders in patients. Due to hormonal influence, the patient does not ovulate or the follicles are not well developed, the endometrium is thin, shedding, bleeding is low, and the menstrual blood is light in color. At this time, the patient can take progesterone, compound motherwort granules and other drugs for regulation under the guidance of the doctor. 2. Abnormal pregnancy: such as pre-eclampsia, due to the decline of progesterone, there is a tendency for the pregnancy capsule to peel off the uterine wall, at which time the endometrial vessels break off, resulting in bleeding, but the blood is light pink because the symptoms are mild. At this time, the patient should take progesterone and other drugs for fetal preservation treatment under the guidance of the doctor, and should pay attention to bed rest to avoid miscarriage; 3. Drug effects: such as emergency contraceptives, which contain a large amount of estrogen, which can inhibit ovulation of the ovaries and accelerate the shedding of the endometrium, triggering withdrawal bleeding. Generally, the symptoms will disappear within 3-5 days, patients can observe first, pay attention to the small abdomen to keep warm, available warm water bags for hot compresses; 4, gynecological inflammation: vaginal inflammation, cervicitis, pelvic inflammatory disease, etc., due to pathogen infection, imbalance of the vaginal flora, vaginal wall and cervical congestion, edema, sometimes affected by contact, easy to appear ulceration, bleeding and other symptoms. Patients should be treated with medication under the guidance of professional doctors. Pay attention to personal hygiene, change underwear regularly, and keep the perineum clean and clear; 5. Other: factors such as cold during menstruation and excessive scraping can also cause patients to have symptoms of bleeding pale pink blood from the lower body.