The Hidden World Inside Classroom Dust: How Bacteria May Affect Children’s Lung Health

When children walk into a classroom, they are surrounded by books, desks, chairs, and learning materials. But there is another invisible world around them that often goes unnoticed: the microorganisms present in indoor dust. A new study suggests that bacteria found in classroom dust may be linked to reduced lung

• Published date: 10-11-2026 10:48 AM