Do you feel like your metabolism hit a wall the moment you turned 40? You are eating the exact same foods you ate in your 20s, but suddenly the scale is moving in the wrong direction. According to Dr. Gundry, this isn’t in your head—it is a biological shift involving your muscles, your insulin, and a "Thrifty Gene" we inherited from great apes. In this episode, we uncover why the "health foods" you rely on—specifically protein powders and modern fruit—might be the primary drivers of your midlife weight gain. Dr. Gundry explains why your muscles stop "buying" what insulin is…

