Guy Donahaye speaks with the sisyas in regards to a student inquiry on Muula Bandha, the root lock. He references Mula Bandha: The Master Key (https://www.amazon.com/Moola-Bandha-Master-Swami-Buddhananda/dp/8185787328) as well as Yoga Makaranda (https://www.amazon.com/dp/B00CFB3OWS/ref=dp-kindle-redirect?_encoding=UTF8&btkr=1) if you would like to learn more. If you like what you hear, review us so we can grow! If you'd like to practice yoga with us, come to http://www.aysnyc.org/ in New York City. If you would like to ask a question, email [email protected]. If you'd like to see other things we are doing, follow us on instagram at @yogis.ontheroad. Unending love.