Good Stress explores how embracing deliberate challenges—what science calls “eustress”—can support our physical, mental, and social well-being. Drawing on his personal journey reversing diabetes, losing 60 pounds, and recovering vitality at age 50, Krasno offers ten evidence-based protocols to leverage adversity for better health. This self-help title weaves functional medicine insights, evolutionary biology, and wellness practices like fasting, cold plunges, and sauna therapy.