• Surfski.info Discussion of Breathing Technique for Paddlers
• Red Bull: 3 breathing techniques for athletes
• Breathing to improve focus and relaxation includes links to additional breathing articles
• Breath: The New Science of a Lost Art James Nestor

“Yes, they are elves,“ Legolas said. “and they say that you breathe so loud they could shoot you in the dark.” - J.R.R. Tolkien