After months of intense training and finally crossing the finish line, you find yourself sick after running a marathon. Whether it’s stomach upset or flu-like symptoms, it’s normal to feel sick after ...

The breadth of nutrition-focused strategies to boost performance—and help with weight loss—can be dizzying. Tracking macros, clean eating, the keto diet versus the Mediterranean diet, carb cycling, ...

We’ve all been inspired by blazing-fast collegiate track stars and Olympic marathoners with stamina of steel. But arguably the most impressive runners are the ones who keep lacing up as the decades ...