There is nothing more essential to our health and wellbeing than breathing: take air in, let it out, repeat 25,000 times a day. Yet, as a species, humans have lost the ability to breathe correctly, with grave consequences. Science journalist James Nestor travels the world to figure out what went wrong with our breathing and how to fix it. Why are we the only animals with chronically crooked teeth? Why didn't our ancestors snore? Nestor seeks out answers in muddy digs of ancient burial sites, s
