Hatha yoga aim of spiritual liberation, self-knowledge or release from rebirth that the Indian traditions call "mukti" or "moksha". The goals of Hatha yoga, in its earliest texts, were linked to "mumukshu" (seeker of liberation, moksha). The later texts added and experimented with the goals of "bubhukshu" (seeker of enjoyment, bhoga). Hatha yoga is a branch of yoga. It shares numerous ideas and doctrines with other forms of yoga, such as the more ancient Yoga system taught by Patanjali. The differences are in the addition of some aspects, and different emphasis on other aspects. For example, "pranayama" is crucial in all yogas,
Ashtanga vinyasa yoga asana practice, but also stated that the breathing should be deep breathing with sound. He reiterated this notion in a conference in 2013 stating, "You do normal breath, inhalation and exhalation with sound. Ujjayi breath is a type of prāṇāyāma. This is just normal breath with free flow". In 2014 published on YouTube, Manju Jois dodged the question, "What is the difference between Ujjayi breathing and free breathing?" by saying that "the breathing in Ashtanga should be long and deep with the sound like the ocean". He also states that if you don't make sound, that is okay, too. However