ISBN-13: 9780349406695 / Angielski / Miękka / 2015 / 384 str.
ISBN-13: 9780349406695 / Angielski / Miękka / 2015 / 384 str.
One of the world's leading trainers in a highly successful breathing method shares the techniques he has used to help improve the fitness and wellbeing of thousands, from asthmatics to Olympic athletes.