Did you know your lungs can get a 'sunburn,' making breathing hard

For this edition of the Scrub Hub, we are looking at lung 'sunburn,' or irritation caused by heat and air pollution, that makes it hard to breath.

Related Keywords

United States ,Indiana ,American ,Leigh Hedger ,Google ,Us Environmental Protection Agency ,American Lung Association Clean Air Initiative ,American Lung Association ,Scrub Hub ,Knozone Action ,Knozone Action Day ,American Lung ,Angela Tin ,Clean Air ,