While about 80% of the population of the developed world lives in urban areas—human bodies and brains are much the same since we lived in caves and in nature. In her new book, THE OPEN-AIR LIFE, Swedish-American writer Linda Åkeson McGurk shares the principles the Nordic practice of Friluftsliv and explains how unplugging and connecting more deeply with nature can improve mental and physical health, relationships, and general well-being. For more, visit LindaMcgurk.com.