
From the RAF to world-class health consultancy — Cain Leathem’s journey is all about discipline, knowledge, and redefining human performance.
In this episode, Frankie is joined by Cain Leathem — a veteran who proudly served with the RAF and is now one of Britain’s leading Exercise and Nutrition Consultants. As the founder of GB Fitness, Cain has spent more than 30 years helping everyone from complete beginners to elite international athletes unlock their full potential.
With expertise spanning biomechanics, endocrinology, nutrition, NLP, mental health, and clinical testing, Cain offers a holistic perspective on health and performance. He shares how his unique journey — from military service to international consultancy — shaped his mission to challenge mainstream health myths, empower individuals through education, and promote wellness in both life and the workplace.
Whether you’re an athlete, a business leader, or simply someone looking to cut through the noise of social media “experts,” this conversation will inspire you to rethink what optimal health really means.