Dr. Ching-Way Chen is an attending cardiologist in the Division of Cardiology, Department of Internal Medicine at National Taiwan University Hospital, Yunlin Branch, and a Clinical Assistant Professor at the School of Medicine, National Taiwan University College of Medicine. He is currently pursuing a PhD at the Graduate Institute of Clinical Medicine, National Taiwan University College of Medicine, under the mentorship of Professor Ta-Chen Su. His research focuses on preventive cardiology and cardiovascular epidemiology, with an emphasis on the role of vitamin D in cardiometabolic and cardiopulmonary health. His work investigates associations between vitamin D status and early cardiovascular risk markers, including lipid abnormalities, blood pressure profiles, and pulmonary function in young adult populations. Dr. Chen’s research interests also include the health effects of nutritional and environmental exposures, integrating clinical data with epidemiologic and statistical methodologies to elucidate early determinants of cardiovascular disease.