What is it that enables a mountain climber to reach the highest points on earth? And a free diver to reach depths of more than 200 metres below the sea surface? One of the most potent healing agents available to mankind - breathing! For something so simple, automatic, and unconscious, our breathing carries with it huge power and potential, not only for pushing us to our physical limits, but also for healing our mind and bodies and changing the way we feel. Today, I discuss the transformative effect that changing your breathing can have on both your physical and mental health.