(HealthDay News) -- Wheezing is a whistling sound that occurs when breathing tubes inside the lungs become narrowed or inflamed.
The U.S. National Library of Medicine says possible causes of wheezing include:
Tamiflu Helps Keep Severely Ill Kids Out Of The ICU, Study Finds
Flu Season Starts Early in NYC as Cases Rise Fast
They Spent Hours In A Room Full Of Flu Patients And Walked Out Healthy — Here's How
New Flu Variant Could Bring Another Severe U.S. Season
New Trial Shows Pfizer’s mRNA Flu Shot Beats Traditional Flu Vaccine