What are the common diseases in children?

There are many common illnesses in children, among which respiratory infections such as colds, bronchitis, and pneumonia are prevalent, presenting symptoms like coughing, fever, and nasal congestion. Digestive system issues such as diarrhea, constipation, and gastroenteritis are associated with improper diet or infections. Skin conditions like eczema, heat rash, and hand-foot-and-mouth disease may cause itching and swelling. Additionally, eye diseases such as conjunctivitis and myopia also require attention. Infectious diseases like influenza and chickenpox can easily spread among children, thus requiring enhanced preventive measures. To ensure children's healthy growth, parents should be aware of symptoms and preventive measures of these common illnesses and seek timely medical treatment upon noticing any abnormalities.