What Do Respiratory Therapists Do? Respiratory therapists assess, treat, and care for patients with breathing difficulties or other cardiopulmonary problems caused by asthma, smoking, pneumonia, heart failure, cystic fibrosis, chest injuries, and other disorders. They work with all types of patients, ranging from premature infants whose lungs are not fully developed to elderly people whose lungs are diseased. They provide temporary relief to patients with chronic asthma or emphysema and …Read More