Nosebleeds can be caused by both local and systemic factors, and are treated differently for different causes. Local factors such as nose trauma, nasal inflammation, etc.; systemic factors such as blood disorders, cardiovascular disease, etc.. If you have a nosebleed, you should look for the bleeding point to stop the bleeding quickly, and then treat the cause of the nosebleed, what is suitable is the best. Nosebleed is an emergency, should be localized first to stop bleeding, common methods such as acupressure, stuffing method, etc., should be actively looking for the bleeding point, and then the cause of the treatment. To stop bleeding by acupressure, the patient can pinch both sides of the nose with fingers, or press the bleeding side of the nose to the septum for about 10 to 15 minutes, and at the same time, apply cold compresses to the forehead and the back of the neck. Filling method of hemostasis is a more commonly used method of hemostasis, in which the filling is directly pressed against the bleeding part of the nasal cavity to stop bleeding. If possible, endoscopic search for the bleeding point and implementation of hemostatic treatment. There are many causes of nose bleeding. Local factors include nasal trauma, nasal inflammation, nasal tumors, nasal foreign bodies, and nasal septal lesions. Systemic factors include cardiovascular diseases (e.g. hypertension, mitral stenosis, etc.), endocrine diseases (e.g. compensatory menstruation, pregnancy, etc.), acute infectious diseases (e.g. hemorrhagic fever, measles, influenza, etc.), coagulation disorders (e.g. purpura allergic, hemophilia, etc.), and hereditary capillarisations. Should consult a doctor in time, to find the cause of bleeding, for the cause to be targeted treatment.