If you've been focused on metabolic health, muscle preservation, or healthy aging, you've probably heard creatine come up — usually in the context of strength training. A new study adds another angle worth knowing about: a possible link between dietary creatine intake and lower cancer risk. I recently came across an influencer that is relying on this very study to draw this conclusion. We will explore exactly what this study says and does not say.

If you want to feel strong, sharp, and independent for as long as possible, the honest answer is refreshingly unglamorous: the habits with the most evidence behind them are the ones you've already heard of. This guide walks through what actually moves the needle on healthy aging, what's promising but still unproven, and what's probably not worth your money.