No matter what you eat, how much you exercise, how skinny or young or wise you are, none of it matters if you're not breathing properly.
Nestor's core argument is that most humans today breathe to their own detriment through their mouth instead of their nose. He posits that this has led to a number of chronic illnesses like "asthma, anxiety, attention deficit hyperactivity disorder, psoriasis, and more" that could be "reduced or reversed simply by changing the way we inhale and exhale" (xix). As Nestor points out, breathing is fundamental to our health; ancient scholars, medical practitioners, and mystics well studied its techniques and benefits, yet over the course of human history, this knowledge has been either forgotten or marginalized. Nestor's book sets out to reverse this trend, pulling together ancient texts and scientific studies that demonstrate breathing as the missing pillar of health...