Vachikakriya accrues virtue. Dharma is not limited by time and space.
Prana kriya charms the kundalini & activates aspects of the respiratory system.
Silent sound forms of prana kriya cast a spell on pranic system to open chest.
Pratipaksha-bhavanam = self-admonishment. Violating vow of yama pricks conscience.
Viparita Karani is not just an anti-anxiety pose, but an act of meditation, dhyana… the key practice that leads to samadhi.