A New York Times bestseller and a Washington Post Notable Nonfiction Book of 2020. Journalist James Nestor travels the world to uncover what went wrong with the way humans breathe — and what the latest science says we can do about it. Explores the hidden science behind ancient breathing practices like Pranayama, Sudarshan Kriya & Tummo Draws on thousands of years of medical texts and cutting-edge research in pulmonology and physiology Looks at how small shifts in how we inhale and exhale may influence everything from athletic performance to sleep Named a Best Book of 2020 by NPR A fascinating read for anyone curious about this most basic — and overlooked — biological function