How Stress Can Make Us Fat, Dumb and Unhappy features Shawn Stevenson breaking down how chronic stress disrupts metabolism, hormones, and mental clarity. He explains why even health-conscious people can struggle with weight, how cortisol alters brain function, and why stress skews emotional regulation. Drawing from science and daily life, Stevenson also shares breathing tips, mindset shifts, and habits to help recalibrate the nervous system. It’s a smart, down-to-earth look at stress, performance, and long-term well-being.