Dr. José Miguel Martínez-Sanz received his degree in Human Nutrition and Dietetics from the University of Alicante, followed by a Master’s degree in Public Health from Universidad Miguel Hernández and in Human Nutrition and Food Quality from the University of the Balearic Islands. He has participated in interdisciplinary research projects on food advertising policies targeting children (PolMark) and obesity epidemiology with the Spanish Agency for Food Safety and Nutrition (AESAN). He completed his doctoral thesis on nutritional value in endurance sports and the characterization of genotyped nutritional supplements while serving as an associate professor and dietitian–nutritionist at the University of Alicante. He is currently a Full Professor in the Department of Nursing at the University of Alicante and a researcher within the DANuC research group, where he helped establish a line of research on nutrition, physical activity, and sport. His research topics include sports nutrition, anthropometry, functional foods, and public health.