"But not all noisy breathing is equally concerning—and some of these sounds will resolve on their own over time." Wheezing stems from the child's lungs (the lower airway). "To tell if the sound you're ...
Pneumonia is the single biggest infectious killer of adults and children – claiming the lives of 2.2 million, including 502,000 children under five, in 2021 according to the Global Burden of Disease.