Dr. Will Kimball, Professor of Trombone at Brigham Young University, is an expert on breathing and how to increase lung capacity. Check out his research here:
http://www.kimballtrombone.com/breathing/
Dr. Will Kimball, Professor of Trombone at Brigham Young University, is an expert on breathing and how to increase lung capacity. Check out his research here:
http://www.kimballtrombone.com/breathing/