: This metabolic and spiritual heat purifies the nervous system, burns away physical impurities (toxins), and melts the blocks preventing spiritual awakening.

Because Vasi Yoga alters the central nervous system and subtle body energies, practicing incorrectly can lead to physical or psychological imbalances.

Dropping the chin to the chest to lock energy in the upper torso. 4. The Microcosmic Circulation

: When breath is retained and forced down to the Mooladhara Chakra , it acts like a blacksmith's bellows, igniting an internal psychic heat.