Catlin is a famous portrait artist of the 19th century who lived among the indigenous people of the Americas whose various portraits he painted. They taught him a life saving secret which he employed and wrote about in this piece
So many important health giving physiological functions occur when we breathe through our noses including huge benefits to our dental development and health over all. Nitric Oxide we produce in our sinuses protects us and helps with our circulation and oxygen utilization. Mouth Breathing disables all of that and re Nitric Oxide in Particular benefits and healing using additional controlled levels
Patric goes into detail about healthy breathing including while exercising so poorly understood by far too many. Here he is on London Real brief piece
Here are the two full programs with Patrick. Hang in there after the first one and the second will come up with Patrick doing into more details and how to change.