Children like nosebleeds are related to dry nasal mucosa, rhinitis, blood system diseases and other reasons. 1. Dry nasal mucous membrane: If the nasal mucous membrane is dry, the child may feel the local discomfort, which leads to the situation of picking the nose with the hand. Due to the richness of nasal capillaries, frequent picking of the nose can cause bleeding of the nasal mucosa, leading to the emergence of nosebleeds. 2. Rhinitis: allergic rhinitis, for example, can not only lead to sneezing, itchy nose, nasal congestion and other symptoms, but also lead to nasal dryness, nasal mucous membrane damage, which is prone to nose with blood, bleeding symptoms. 3. Blood system diseases: such as anemia, aplastic anemia, leukemia, etc., can lead to frequent symptoms of nosebleeds in children. Children like nosebleeds, if the symptoms are serious and persistent, it is recommended that parents take their children to the hospital as soon as possible for examination, to clarify the cause of the disease, and under the guidance of the doctor to carry out targeted treatment, so as not to delay the condition.