https://community.usms.org/swimming/f/general/12588/extreme-breathing-difficulty-with-backstroke--asthmaHi Everyone A little background, I have been swimming all my life, and after competitive youth swimming, competed in masters swimming up until the mid 1990's. It was then that the symptoms of what I would call a mild asthma crept in, as well as Rheumatoiden-USTelligent Community 12