James Nestor is an author and journalist behind The New York Times bestseller "Breath," in which he scientifically explores how the human species has lost the ability to breathe correctly, the drastic effects this has on our health, and how to get it back. (Hint: It involves your nose). — These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.