Lychee is a fruit and moderate consumption does not cause nosebleeds. Nosebleeds may be related to environmental factors and nasal diseases. Lychee is a common fruit in daily life, in which every 100 grams of lychee contains 305 kilojoules of energy, 151 milligrams of potassium and 16.6 grams of carbohydrates and other nutrients, moderate consumption can provide the body with additional energy, enhance the nutrients, and will not cause harm to the body. Nosebleeds may be caused by environmental factors and nasal diseases. If the external environmental temperature is relatively high, the air humidity is relatively small, long-term in this environment, easy to lead to the nasal mucosa dry, so that the barrier effect of the nasal mucosa and blood vessels is blocked, the nasal mucosa blood vessels are damaged, the phenomenon of nosebleeds. At the same time, nosebleeds may also be caused by nasal diseases, such as rhinitis, nasal septum deviation, chronic rhinitis, etc., which can easily cause swelling of the nasal mucosa, blood vessel congestion, when there is inflammation or forceful sneezing, it is easy for blood vessels to rupture and bleed, resulting in the phenomenon of nosebleeds. When patients have nosebleeds when eating lychee, it is recommended to go to the hospital in time for examination and treatment according to the cause.