We’ve all heard stories about people who live to 100 while smoking and eating whatever they want, leaving the rest of us wondering if staying healthy is just a genetic lottery. In this episode of Aging Decoded, we’re diving deep into the actual science of genetics—specifically, a master switch in your body known as the FOXO3 gene.

We skip the heavy medical jargon and break down exactly what this "longevity gene" does. Think of it as a cellular general that orders your body to repair DNA, clear out damaged "zombie" cells, and fight off stress. But more importantly, we talk about why you aren’t trapped by your genetics. We walk you through the everyday lifestyle choices—like intermittent fasting, high-intensity exercise, and solid sleep habits—that can actually activate these pathways, even if you didn't inherit the "perfect" genes. ...