Bulletproof Radio

In this episode of The Human Upgrade you’ll meet Robert Waldinger, M.D., who leads an extraordinary scientific study on happiness that’s still going strong after eight decades. The study set out to understand human health by what made people thrive.Since 1938, the Harvard Study of Adult Development has tracked two groups of men and their families with the goal of discovering what really makes for a good life. Along the way, thousands of questions were asked, and hundreds of measurements were taken—from brain scans to blood work. Three strong themes emerged from the study: Social connections are really good for you. Loneliness kills.It’s the quality of your close relationships that matters.Good close relationships don’t just protect your body, they protect your brain.Dr. Waldinger combined those lifelong case studies with modern psychological research in his new book, co-authored with Marc Schulz, Ph.D., “The Good Life: Lessons from the World's Longest Scientific St