The phrase identifies a published work intended to instruct readers in techniques and practices related to respiratory control and awareness. As an example, such a publication might present methodologies for managing anxiety through diaphragmatic breathing exercises.
The value of resources of this type lies in their potential to enhance physical and mental well-being. Historically, various traditions have emphasized breath regulation as a means to achieve relaxation, improve focus, and even manage certain health conditions. Consequently, access to structured guidance on these methods can be advantageous.