What is the reason for nosebleeds in summer?

1. dry air: the film in front of the nose is exposed to dry and hot air. If the nasal cavity is too dry, the capillaries inside will rupture, leading to bleeding. In addition, if the child has allergic rhinitis and often goes in and out of the air-conditioned room, alternating hot and cold will lead to itchy nose, and the child can't help rubbing it with his hands, which may also rupture the capillaries and lead to bleeding;

2, emotional diet effects: when people are angry, angry, or even have a bad rest, they may be incompatible with blood and lead to nosebleeds. In addition, drinking alcohol and eating too much spicy food may also lead to lung heat and nosebleeds. In addition, exposure to the sun will lead to vasodilation of the head and cause nosebleeds;

3, trauma: trauma can cause nosebleeds, severe nasal bone fractures. Sometimes a big sneeze can lead to nosebleeds;

4, drugs: drugs that interfere with coagulation will make it easier to nosebleed after minor trauma. Anticoagulants such as heparin or warfarin or anti-inflammatory drugs such as aspirin or ibuprofen can reduce the amount of epistaxis;

5. Hematologic disease: On the question of what causes frequent nosebleeds, hematological disease is also a factor that cannot be ignored. Clinical studies have found that blood diseases are one of the causes of nosebleeds. Include abnormal blood volume or quality, abnormal coagulation mechanism, etc. These diseases must be treated in time, otherwise it will seriously affect human health;

6, drug poisoning: if there is drug poisoning, it will also lead to nosebleeds, such as chemical drug poisoning, common phosphorus, mercury, arsenic, benzene and other poisoning, these are the reasons for frequent nosebleeds. Because these chemicals will destroy the function of hematopoietic system and cause nosebleed, and if you take salicylic acid drugs for a long time, it will also lead to the decrease of prothrombin and easy bleeding.

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