“Whatever techniques you practice, realize that the message of the heart becomes clearer when the mind is quiet. And in order to truly quiet the mind, we need to bring the head into alignment with the heart.” — Doc Childre, HeartMath Institute
https://alleviant.com/12-benefits-of-brain-heart-coherence/
https://www.heartmath.org/articles-of-the-heart/the-math-of-heartmath/coherence/
