Jan Král, MUDr., Ph.D., MSc., MBA, is Chief Physician, Gastroenterologist, and Obesity Specialist with extensive expertise in the diagnosis and treatment of digestive disorders and obesity. Over the course of his career, he has completed advanced clinical fellowships and professional internships at internationally renowned institutions, including Mayo Clinic, Cleveland Clinic, Harvard University, and Erasme Hospital. In addition to gaining specialized expertise at these centers, he has also lectured and trained healthcare professionals in the fields of gastroenterology and obesity medicine.