it refers to a chronic lung discoder that causes airways (the tubes that carry air into and out of the lungs ) to become inflamed, which means that they swell and. produce lots of thick mucus.
A.CANCER
B.CARDIOVASCULAR DISEASE
C.ASTHMA
D.KIDNEY FAILURE
A.CANCER
B.CARDIOVASCULAR DISEASE
C.ASTHMA
D.KIDNEY FAILURE
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It’s a chronic lung disorder