Do you know that there are 1500 miles of airways in the lungs of human beings? Who laugh more: adults or children? What respiratory record is mentioned in Guinness World Records? How fast do sneezes travel? Learn these fun facts about respiratory system.

Human respiratory system is made up of nose, larynx, bronchi, pharynx, trachea and lungs. It is about more than just breathing – although breathing is important. Several fun and interesting facts about respiratory system educates and entertains most of the people.