In This Episode You Will Learn

• Why the majority of elite footballers are chronically underfuelled — and why that matters more than their body fat percentage
• The real science behind carbohydrate loading: why you should start 24 hours before kick-off, not the night before, and what foods actually work
• How to structure post-match nutrition across a 72-hour recovery window, including the specific gram-per-kilogram targets Nessan uses with his players
• Why ultra-lean body composition as a performance goal is actively harming players, and how disordered eating behaviours are more common in elite football than most environments will admit
• How Nessan adapted his approach during Ramadan — including training sessions at 10pm and cup semi-finals kicking off at 1:30am
• The practical hydration framework he uses: why 500ml of fluid with every meal beats carrying a big bottle around all day
• How nutrition changes across a full season, from pre-season heat acclimatisation through to the demands of a congested run-in
• Why supplements are largely irrelevant until you've nailed sleep, three meals a day, two snacks and consistent hydration
• What working in the Saudi Pro League has taught him about personalised nutrition across diverse nationalities and food cultures
• His advice for coaches and practitioners working without a dedicated nutritionist — and when it becomes worth bringing one in

About Nessan Costello
Dr. Nessan Costello is a sports nutritionist with over a decade of experience working at the highest levels of professional football. He has held roles at Premier League clubs including Chelsea, Newcastle United and Leeds United, before taking on his current position as 1st Team Sports Nutritionist at Al-Ahli in the Saudi Arabia Pro League.
Nessan specialises in helping elite athletes optimise their health and performance through practical, evidence-based nutrition strategies — with a particular focus on fuelling, recovery and body composition in high-demand environments. He is known for his ability to simplify complex nutritional science and make it actionable for players, coaches and multidisciplinary teams alike.
You can follow Nessan on LinkedIn and Instagram at @DrNessanCostello.

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If you’ve ever wondered how a club without the financial muscle of Europe’s giants consistently outperforms bigger teams, beating Nottingham Forest away, winning at Celtic, and challenging at the top of the Danish Superliga, this conversation tells you exactly how they do it.

Niklas is a rare blend of passion, creativity and evidence-based practice. His presentation at a recent Catapult event had the entire room hooked, and this episode delivers the same energy. From dismantling traditional GPS limitations to redefining how football teams train for micro-actions, set pieces, and physical dominance, Niklas pulls back the curtain on the processes driving Midtjylland’s success.

This episode goes deep into the real-world application of sports science, the balance between data and intuition, and why sometimes the most powerful competitive advantage is simply learning to “solve problems without money.”

Things You Will Learn

• Why FC Midtjylland’s entire model is built on “solving problems without money” and how data gives them a competitive edge.
• How Niklas and his team dominate set pieces using Trackman technology and detailed ball-flight analytics.
• Why GPS alone is blind to football’s most important movements, and how inertial data captures the micro-actions that matter.
• How to use accelerometers, gyroscopes and magnetometers to measure real football movement quality.
• The truth about injury “prediction,” why we still don’t know athletes’ limits, and why subjective data is often your most valuable input.
• How to balance analytics with player feelings, coaching intuition, and the “eyeball test.”
• Why communication, not technology, is the biggest challenge when coaching staffs change.
• Practical ways to design training exercises that actually transfer to match actions (including why traditional rondos may be overrated).
• How to create buy-in across departments in fast-moving environments with shifting coaching teams.
• Why the best decisions come from leading with data first, then layering coaching opinions on top.

About Niklas Virtanen
Niklas Virtanen is the Head of Sports Science at FC Midtjylland, one of Europe’s most forward-thinking football clubs and pioneers in data-driven performance.
From Finland’s Jyvaskyla to the top of the Danish Superliga, Niklas has carved out a journey defined by curiosity, relentless learning, and a willingness to challenge traditional methods. Starting his career as a physiotherapist, he transitioned into coaching, performance, and ultimately sports science — where he discovered his passion for practical, applied, football-specific methodology.
At Midtjylland, Niklas plays a central role in integrating data, performance analytics, inertial technology and coaching processes. His approach blends scientific rigour with real-world applicability, always anchoring decisions in the question: “Does this help the players perform?”
He collaborates closely with coaches, mental performance staff, physios, analysts, and leadership teams, shaping a holistic performance culture built around trust, objective data, and constant communication.
Niklas is known across the professional football community for his high energy, creativity, authenticity, and his commitment to pushing the boundaries of what sports science can be. You’ll often find him speaking to — and learning from — industry leaders such as Chris Barnes and Paul Balsom, who he credits with encouraging him to explore unconventional ideas, test them in the real world, and build evidence from the ground up.
He shares many of these insights on LinkedIn, where he’s become a respected voice for modern performance practitioners.

FREE 7d SCIENCE FOR SPORT ACADEMY TRIAL

SIGN UP NOW: https://bit.ly/SFSepisode241

​ Learn Quicker & More Effectively
​ Optimise Your Athletes' Recovery
​ Position Yourself As An Expert To Your Athletes And Naturally Improve Buy-In
​ Reduce Your Athletes' Injury Ratese
​ Save 100's Of Dollars A Year That Would Otherwise Be Spent On Books, Courses And More
​ Improve Your Athletes' Performance
​ Advance Forward In Your Career, Allowing You To Earn More Money And Work With Elite-Level Athletes
​ Save Yourself The Stress & Worry Of Constantly Trying To Stay Up-To-Date With Sports Science Research