Itchy red bumps on a child’s body are mainly considered to be related to eczema, atopic dermatitis or hives. 1. Eczema: If a child develops eczema, it usually produces red spots and pimples on the skin as well as itchy skin. 2. Allergic dermatitis: A child’s exposure to allergic substances, such as dust or food, as well as medication allergies, may trigger an allergic reaction, resulting in red bumps and itching. 3. Urticaria: Urticaria is a relatively common skin disease that is prone to itchy skin and red patches on the skin. Children with itchy red bumps, it is recommended to go to the dermatology department for examination, to clarify the cause of the disease, under the guidance of professional physicians targeted treatment!