Middle-aged people with nosebleeds, mainly consider the following aspects: First, often a lot of smoking, drinking alcohol, life and rest is very irregular, resulting in the formation of high blood pressure, if the blood pressure is too high, it is easy to cause the blood vessels inside the nasal cavity to break, there will be the possibility of haemorrhage, and the general location of bleeding is relatively hidden, not easy to find, not easy to stop bleeding. Second, the nasal mucosa is dry, the nasal cavity is dry and the vascular mucosa is especially brittle and prone to bleeding, often due to the lack of a large amount of vitamin C or vitamin E in the body. Third, usually have bad habits, often use hands to dig nostrils or nose has been hit by external forces, only to appear nosebleeds, no matter which of the above reasons must be actively symptomatic hemostatic treatment.