Respiratory Therapists Treat Covid-19 Patients At Chicago Hospital

CHICAGO, ILLINOIS - JANUARY 31: Respiratory Therapist Adel Al Joaid treats a COVID-19 patient in the ICU at Rush University Medial Center on January 31, 2022 in Chicago, Illinois. Respiratory therapists work with physicians and nurses to help patients restore and maintain normal lung capacity and blood/oxygen levels. After two years, the COVID-19 pandemic has contributed to an estimated 1,000,000 American deaths. (Photo by Scott Olson/Getty Images)