I received an interesting note about the supplement creatine, a compound from three amino acids that is mostly found in the body's muscles and brain. It was from an older reader who takes creatine and ...

Here’s the simple version of how creatine works: Your muscles use adenosine triphosphate (ATP) for quick bursts of energy, but ATP runs out fast during intense exercise. Creatine helps regenerate ATP, ...

With so many supplements on the market, it’s tough to figure out what actually works—let alone which products are even safe ...

Cycling Weekly: Kristyen Tomcik, assistant professor in the Department of Nutrition, explained how rapid energy released from creatine can provide an extra push needed for high-intensity efforts ...