The Breath of Life Or Mal-Respiration and its Effects Upon the Enjoyments & Life of Man

George Catlin, who lived among 'primitive' Native Americans for several decades, shares his observations on how they carefully taught their children to always breathe through their noses, and how that contributed to their excellent health.  He also discusses how Native Americans who adopted European soft industrialised foods soon had children with under-developed mouths, dental caries and breathing problems. Full version with modern spelling and restored illustrations.