How Exercise Reprograms Your Mitochondria for Energy, Strength, and Healthy Aging

Inside every cell of your body are tiny structures that quietly decide how energetic, strong, and resilient you feel. These microscopic power plants, called mitochondria, don’t just keep your muscles moving—they shape your overall health, your ability to resist disease, and even how quickly you age. When mitochondria are working well, they generate a steady […]