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Before 2020 and the COVID-19 pandemic, face masks were typically only seen in doctor’s offices or hospital waiting rooms from people having flu-li...
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Hyperexpanded lungs are also known as hyperinflated lungs, and they are a result of air that has been trapped inside the lungs. The air that is tr...
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According to the Centers for Disease Control and Prevention (CDC), more than 19.2 million adults in the country aged 18 and over and 5.5 million ch...
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