Why Brains Need Friends: The Neuroscience of Social Connection

A neuroscientist’s guide to strengthening your brain by living a more connected life. In this powerful book, Dr. Ben Rein explores how human connection shapes our brain, health, and happiness—and what happens when we lose it. He reveals the hidden dangers of isolation, the difference between real and virtual interactions, and the science behind empathy, likeability, and deep relationships. With insights from cutting-edge neuroscience and practical tips, Rein shows how reconnecting—with people, animals, and community—can boost your mental and physical well-being.