circular_breathing no reason "A 2005 study in the British Medical Journal found that learning and practicing the didgeridoo helped reduce snoring and obstructive sleep apnea by strengthening muscles in the upper airway, thus reducing their tendency to collapse during sleep. This strengthening occurs after the player has mastered the circular breathing technique." 111026 ... raze i've always been fascinated by people who can do this. just thinking about it is almost enough to break my brain. 230912 what's it to you? who go blather from