Most of the nosebleeds are caused by fire, which may be related to the fire induced by dry weather, patients drinking less water, staying up late often and other related factors, or some patients eat hot food, drink alcohol, smoke and other induced fire. Generally speaking, for patients with rhinorrhea, most of them can be seen to have dry nasal mucosa, mucosal erosion and ulceration during clinical examination, and arterial bleeding under the mucosa can easily occur. For such cases, it is recommended that patients should go to the ENT clinic and let doctors examine the nasal cavity with nasal endoscopy. Some patients with high blood pressure and coagulation disorders may also induce nasal bleeding, which is not very related to fire, but also prone to bleeding. All in all, patients with nosebleeds, most of them are caused by fire, it is recommended that patients eat more vegetables and fruits, more fruits that have the effect of removing fire, common ones such as Sydney, grapefruit, kiwi and so on and so forth.