Prof. Dr. Mehmet Çelik is a specialist in Endocrinology and Metabolic Diseases. He has extensive clinical and academic experience in the diagnosis and management of thyroid disorders, diabetes mellitus, obesity, insulin resistance, metabolic syndrome, and cardiometabolic risk. His academic interests focus on the interaction between endocrine diseases, metabolic dysregulation, inflammation, and cardiovascular outcomes. He has contributed to clinical research and scholarly work in the fields of endocrinology, thyroid diseases, diabetes, and metabolic disorders. His current research interests include thyroid hormone metabolism, metabolic complications of thyroid dysfunction, inflammatory pathways in endocrine diseases, and the prevention of cardiometabolic disease in high-risk populations.