Hatha yoga of "Hatha yoga pradipika", "Siddhasana" is the most suitable and easiest posture to learn breathing exercises. The different Hatha yoga texts discuss "pranayama" in various ways. For example, "Hatha yoga pradipka" in section 2.71 explains it as a threefold practice: "recaka" (exhalation), "puraka" (inhalation) and "kumbhaka" (retention). During the exhalation and inhalation, the text states that three things move: air, prana and yogi's thoughts, and all three are intimately connected. It is "kumbhaka" where stillness and dissolution emerges. The text divides "kumbhaka" into two kinds: "sahita" (supported) and "kevala" (complete). "Sahita kumbhaka" is further sub-divided into two types: retention with
Ashtanga vinyasa yoga the teacher is to guide as well as provide adjustments or assists in postures. In other locations, twice per week Mysore-style classes are now substituted with led classes, where the teacher takes a group through the same series at the same time. The inclusion of two led classes per week was only included in P. Jois' senior years. Usually an Ashtanga practice begins with five repetitions of Surya Namaskara A and five repetitions of Surya Namaskara B, followed by a standing sequence. Following this the practitioner begins one of six series, followed by what is called the closing sequence. The