It is the most essential thing we do - yet many of us arguably breathe badly. The author of Breath explains how that can be changed It is the most essential thing we do - yet many of us arguably breathe badly. The author of Breath explains how that can be changed I n the last stages of writing his book, Breath, James Nestor was stressed. “Which was ironic when writing a book about breathing patterns and mellowing out,” he says. The book was late; he’d spent his advance and was haemorrhaging