Tag: Nutrition for runners

According to sports science, up to 70% of new runners experience issues like fatigue or discomfort. Understanding the core reasons behind your physical struggles is the first step to a more enjoyable workout. This comprehensive guide explains **Why do I feel terrible when I run?**

The human body can store enough muscle glycogen for approximately two hours of continuous running. It's normal to feel tired after an intense effort, but if you're asking, "Why do I feel so depleted after a long run?", it's likely due to a combination of physiological and training factors.