Small children picking their noses and nosebleeds may be due to environmental factors, picking their noses with too much force and other factors, can be improved by improving the environment, correcting bad habits and other ways to reduce nosebleeds. 1. Environmental factors: If the child’s living environment is dry or high temperature, the nasal mucosa may appear dry cracks, resulting in the child’s nose is uncomfortable, gently touched with the hand, may lead to symptoms of nosebleeds, parents need to pay attention to the child to drink more water, keep the environment temperature and humidity, improve the environmental triggers, nosebleeds may improve the symptoms of nosebleeds. 2. Digging the nostrils too hard: picking the nose may be due to excessive force, caused by the nasal mucosa rupture bleeding, general bleeding will not be very large, you can use a cold towel wet compresses, vasoconstriction to stop bleeding. Daily life should pay attention to correct the child with the hand picking nostrils of bad habits, to avoid bleeding. Children digging nose nosebleed, if the symptoms have not been relieved there may be other causes, it is recommended to consult a doctor in a timely manner, under the guidance of the doctor for treatment.