How do you find a path out of depression, an antidote for anxiety, and a solution for social isolation? If any drug company or supplement manufacturer claimed to have the answers, you would roll your eyes. However, health psychologist Kelly McGonigal says digging out of a variety of physical, emotional, and social ailments is possible with just a little extra effort—or a little extra movement, to be more exact. In her new book, The Joy of Movement, McGonigal explores from a scientific perspective how movement creates profound positive changes in the brain. “When I think about the science of exercise, I always think about the immediate effects on your mood, mindset, and your brain—your biochemistry,” she says. “But I also think about how regular exercise changes the structure and function of your brain in the long-term.” While the short-term effects provides good news, the long-term effects may be even more beneficial, according to McGonigal. She says movement is intertwined with our humanity; our evolution has relied on movement to influence how we interact with each other and wit …