A child’s nosebleed in spring may be caused by nasal dryness, allergic rhinitis, lack of vitamins and other reasons. 1. Nasal dryness: dry spring climate can easily cause children’s nasal dryness, nasal dryness can easily lead to nasal mucous membrane erosion, unconscious nose picking, blowing the nose can make the nasal mucous membrane damage, spring is always a nosebleed situation. 2. Allergic rhinitis: spring pollen, flotsam and other allergens stimulate the nasal cavity caused by allergic rhinitis, inflammation and repeated stimulation leads to local edema, which can easily lead to capillary rupture, and there are always spring nosebleeds. 3. Lack of vitamins: the lack of vitamin C, vitamin K, vitamin P and other vitamins in the body of the child in the spring will also appear nosebleeds, you can take the child to the hospital in time, a clear diagnosis and then active treatment. There may be other reasons for your child’s nosebleeds in the spring, so it is recommended that you go to the hospital in time to improve the examination and clarify the cause of the disease, and then give targeted treatment or treatment.