If a pregnant woman has nosebleeds in late pregnancy, if she has no other diseases and no blood disorders, the amount of nose bleeding is not much and the pregnant woman is not anemic, the small amount of nosebleeds will not affect the pregnant woman and the fetus, if the bleeding frequency is more and the bleeding is not easy to stop, it may affect the health of the pregnant woman and the fetus. 1. dry rupture of nasal mucosa: nosebleeds may occur when pregnant women are in a dry environment for a long time, when their noses are uncomfortable or when they rub their noses frequently, and may be related to pregnant women’s consumption of food on fire or exertion, so pregnant women can observe in their life what is the specific cause of the situation; 2. 2, hormone level changes: late pregnancy pregnant women progesterone levels increase, progesterone can promote vasodilatation, stimulate blood vessels, making the blood vessel wall and mucous membrane thinning, so late pregnancy is prone to nasal vascular rupture bleeding phenomenon; 3, late pregnancy hypertension: late pregnancy, pregnant women’s bodies are prone to edema, and the systemic blood volume is relatively large, which will lead to a rise in blood pressure, causing the nasal mucosa vasodilatation This will lead to the rupture of capillaries in the nasal cavity and bleeding. In case of bleeding, it is recommended to use pressure to stop the bleeding or apply ice packs or cold towels to the root of the nose. In case of combined gestational hypertension, medication should be administered according to medical advice. In daily life, pregnant women are advised to drink more water, not to stay in an air-conditioned environment for a long time, eat a light diet, and not to blow their nose hard. In case of hypertensive bleeding in pregnancy, which is more serious, hospitalization and active treatment should be carried out to prevent the occurrence of eclampsia and complications.