Why Your Belly Fat Won't Go Away After 40

In this very first episode of The Fitness Confessional, strength coach Redha Zertul tackles the common frustration of stubborn belly fat in men over 40. Challenging the popular belief that a broken metabolism is to blame, Redha identifies three primary factors: muscle loss, chronic stress (and its impact on cortisol), and inefficient training methods. He advocates for a balanced approach focused on strength training, mindful nutrition, and adequate recovery to reclaim energy and confidence. KEY TAKEAWAYS Natural muscle loss begins in the 30s; more muscle increases calorie burn even at rest. High stress triggers cortisol, putting the body in survival mode and causing it to hold onto fat. Strength training (e.g., squats, presses, deadlifts) is more effective for long-term health and body composition after 40. Avoid extreme diets; focus on a balance of protein, healthy fats, and energy-providing carbohydrates. Quality sleep and rest are essential for muscle growth, hormone regulation, and fat loss. BEST MOMENTS "The reason your belly fat won't go away after 40 has very little to do with your age." "The more muscle we've got, the more calories we burn." "Cortisol always works against growth hormone." "Listen to your body, but the main thing here is consistency." "I want your body to work with you again instead of working against you." HOST BIO Redha Zertal is a strength coach and fitness educator who specialises in helping men over 40 rebuild their strength, energy, and confidence. With over a decade of coaching experience, Redha has worked with hundreds of busy professionals, entrepreneurs, and fathers who want to lose fat, build muscle, and improve their health without extreme training programmes or restrictive diets. As the founder of RZ Fitness in Formby, UK, Redha became known for his practical, results-driven approach to strength training and sustainable fitness for men in midlife. Through The Fitness Confessional podcast, Redha shares the lessons he has learned from years of coaching men navigating the realities of life after 40 — including stress, demanding careers, family responsibilities, and changing metabolism. His mission is simple: To help men build stronger bodies, clearer minds, and healthier lives long into their 40s, 50s, and beyond. Redha’s coaching philosophy focuses on: • Strength training for longevity • Sustainable fat loss and nutrition • Building muscle after 40 • Improving energy, focus, and resilience His message is clear: fitness after 40 isn’t about extremes — it’s about consistency and smart training. LINKS: Website:    https://rzfitness.co.uk/ Facebook: https://www.facebook.com/RZFitnessFormby Instagram: https://www.instagram.com/rzfitness_formby/ YouTube:  https://www.youtube.com/@rzfitness