Hatha yoga inhalation, retention with exhalation. Each of these breath units are then combined in different permutations, time lengths, posture and targeted muscle exercises in the belief that these aerate and assist blood flow to targeted regions of the body. Before starting yoga practice, state the Hatha yoga texts, the yogi must establish a suitable place for the yoga practice. This place is away from all distractions, preferably a "mathika" (hermitage) that is distant from falling rocks, fire and a damp shifting surface. Once a peaceful stable location has been set, the yogi begins the posture exercises called "asanas". These Hatha yoga
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