Hey! I’m Irene — PhD in Biomedicine, sports scientist, and certified running & ultrarunning coach. My coaching is grounded in evidence-based science, not social media trends.. If you need help with your training and/or race nutrition, you can book a call with me here: 👉   https://calendly.com/train4bodymind/ Disclaimer: This guide is for educational purposes only and is not intended as medical or individualised prescription. If you have a medical condition, gastrointestinal disorder, or are...

Menstrual cycle endurance performance is often assumed to vary across cycle phases. However, research in trained female endurance athletes shows that objective performance, metabolic responses, and autonomic regulation remain largely stable throughout the menstrual cycle. In our study, perceived performance and wellbeing fluctuated, but without accompanying reductions in physiological capacity, highlighting the need to separate symptoms from true performance changes.

Training for ultramarathons often raises one of the most common questions: how long should my longest run be? Many runners believe there is a magic number or a single epic run that guarantees success. The truth is different. Your longest run will depend on many factors, including experience, current fitness, and how well you can tolerate volume. It is not about hitting a specific distance or time in training. Understanding how to approach your longest run can make the difference between...