If you want to live longer, move better, and still be thriving and active when you’re 70+ you should do one thing immediately: start lifting weights. In this episode, Judd Lienhard breaks down the truth about aging, metabolism, and why losing muscle is the real reason most people feel old. It’s not your metabolism slowing down, it’s your lifestyle. When you stop lifting, you lose muscle. When you lose muscle, your insulin sensitivity drops, your energy tanks, and your body starts falling apar...