What is the definition of child killer disease?

"Child killer disease" is a term often used to refer to a group of diseases that disproportionately affect children and lead to high mortality rates, particularly in developing countries. Common examples include pneumonia, malaria, measles, and diarrhea, which are preventable or treatable with proper healthcare and vaccination. The term emphasizes the urgency of addressing these health issues to reduce child mortality rates globally. Efforts to combat these diseases focus on improving healthcare access, vaccination programs, and education on prevention.