Any illness affecting the lungs and airways that makes breathing difficult for humans is referred to as a respiratory ai

Respiratory diseases include all illnesses and maladies of the lungs, airways, and other respiratory organs that make br

Respiratory disease, any of the conditions affecting the lungs and airways that impair breathing in people. The nasal ca

All illnesses and ailments of the lungs, airways, and other respiratory organs that make it difficult for a person to br