Hatha yoga of self purification), 15 asana (postures: seated, laying down, and non-seated), pranayama (breathing) and kumbhaka (breath retention), mudras (internalized energetic practices), meditation, chakras (centers of energy), kundalini, nadanusandhana (concentration on inner sound), and other topics. "Hatha Yoga Pradipika" is the best known and most widely used Hatha yoga text. It consists of 389 "shlokas" (verses) in four chapters: Post-Hathapradipika texts on Hatha yoga include: Historically, Hatha yoga has been a broad movement across the Indian traditions, openly available to anyone. According to Mallinson, the Hatha yoga represented a trend towards the democratization of yoga insights and religion similar to the
Ashtanga vinyasa yoga the practice have been made since its conception. Nancy Gilgoff, an early student, describes many differences in the way she was taught ashtanga to the way it is taught now. According to her experiences, some of the differences include: Pattabhi Jois originally left out seven postures in the standing sequence, but later assigned Utthita Hasta Padangusthasana and Ardha Baddha Padmottanasana before the Intermediate Series was given; Utkatasana, Virabhadrasana A and B, Parivritta Trikonasana, and Parivritta Parsvakonasana were not in the series at this point; and Jois did not give her vinyasa between sides of the body poses or between variations