Jiu-Chiuan (JC) Chen is an Associate Professor of Preventive Medicine in the Division of Environmental Health. Dr. Chen is a physician-epidemiologist with formal training in Internal Medicine, Environmental and Occupational Medicine, Environmental Health Sciences, and Epidemiology (Clinical; Environmental; and Occupational). Chen brings extensive knowledge in medicine and toxicological sciences together with sophisticated skills in quantitative methods to study environmental health and chronic disease epidemiology. He has been applying the translational epidemiologic approach to understanding the neurocardio-physiological and inflammatory responses to environmental hazards in ambient environment and workplace, concerning whether and how such environmental stressors affect the development and progression of chronic diseases (e.g., cardiovascular diseases, rheumatic diseases, sleep disorders, and neurological diseases), with the primary focus on the elderly population. Dr. Chen is also interested in epidemiology methodology research applicable to studying environmental health problems.