#269 Sian Seccombe: Marathon Nutrition, Fuelling, Training, and Injury Recovery

This week on the Any Given Runday Podcast, we have Sian Seccombe (@siansecc on Instagram). Sian has a masters in sports nutrition, is a marathon runner, a content creator who makes videos on the science behind your training and the host of The Fuelled Runner Podcast.Sian discusses her journey in sports, from her childhood involvement in various sports to her university days focused on netball and running. She shares insights into the importance of fuelling your body correctly for training, the misconceptions around weight loss and marathon training, and the significance of proper post-run nutrition. Sian also talks about her personal challenges with injuries and how she manages her training and recovery.18:02 Introduction to Sian Seccombe20:32 Sian's Fitness and Endurance Training24:08 Career Path and Passion for Nutrition26:35 Metabolic Cost of Running29:36 Training Plans and Common Mistakes33:53 Fuelling and Nutrition for Runners44:37 Post-Run Recovery and Hydration56:25 Understanding Sodium and Electrolytes for Runners60:48 Fuelling Strategies for High-Intensity Runs & Training Your Gut for Race Day67:27 Psychological and Practical Tips for Using Gels70:09 Essential Supplements for Runners73:48 The Science and Benefits of Creatine79:14 Managing Injuries and Training SetbacksWe still have a few spaces left for our Marathon Trip to Barcelona in March 2026:https://www.anygivenrunday.com/marathon-tripsAnd if you are interested in sharing YOUR Dublin Marathon Journey with us, click the link below for more details:https://forms.gle/pnf2qPs3pzM12XY47You can follow us on Instagram:@anygivenrundaypodcastALTAR Speed Dust is engineered to keep fuel in your tank so you can go faster, farther and longer than ever before. Use the code AGR15 to get 15% off at checkout (excludes bundles).altarfuel.com The Sports Recovery Kit is everything you need after training, matches, gym sessions and long active days. The full routine, ready to goShop HEREGet the AGR Ultrapure Sprint Bundle HERE If you've never had your VO₂ max or metabolism measured, there's a good chance you're training at the wrong intensity, missing valuable adaptations, or getting your race nutrition wrong.Health Matters replaces guesswork with data. With over 15 years of experience, they're one of Europe's most experienced performance testing providers.Find out more or book your test at myhealthmatters.ie.