Renee stands out as a leading Sports and Eating Disorder Specialist Dietitian, boasting two decades of expertise in clinical and performance nutrition. Her impactful journey includes supporting athletes globally, contributing to Olympic (London, 2012), Paralympic (Rio, 2016), and Commonwealth (Queensland, 2018) teams. She has worked with the British 24-Hour running team, including supporting athletes at international championships. As the Nutrition Lead for English and Scottish National Ballet, she guides nutritional and clinical aspects for both performance and health. Renee's influence extends to major organisations such as The North Face, Strava, and Asics, emphasising the crucial role of nutrition in optimising performance. Beyond her clinical work, she manages Team Renee McGregor, a group of specialists dedicated to enhancing sports performance and managing eating disorders. A bestselling author of five books, Renee's commitment to education shines through her social media presence, providing a valuable resource for both professional and everyday athletes. She contributes a monthly column to Runners World and offers technical support in various media, including the BBC documentary "Freddie Flintoff: Living with Bulimia." In her personal pursuits, Renee dominates the trails, recently earning the title of British Trail Running Champion in her age group over the short course and securing the third spot among females at ultramarathon event, The Spine Sprint.