As someone who has done yoga, I must agree to an extent. Many yogateachers are simply not adept enough nor qualified to teach about breathing. But there are ex

As someone who has done yoga, I must agree to an extent. Many yogateachers are simply not adept enough nor qualified to teach about breathing. But there are experts out there and breathing disorders are a thing, so it does pay off to learn more about it especially if you have some complaints that could be derived from breathing wrong. Problem is that few, even GPs are not often well versed in the matter. That said simply focussing on calm and being relaxed (breathing) carries little harm.