Respiratory outcomes research focuses on studying the effects of various factors on respiratory health and function. This can include investigating the impact of environmental pollutants, occupational exposures, lifestyle choices, and medical interventions on respiratory diseases such as asthma, chronic obstructive pulmonary disease (COPD), and lung cancer. Researchers in this field may use a variety of methods such as epidemiological studies, clinical trials, and laboratory experiments to better understand how different factors influence respiratory outcomes and to develop strategies for prevention and treatment of respiratory diseases.