Classes in Astanga yoga and O2 Yoga for beginning to advanced students. 02 Yoga offers a varied sequence of postures with a creative flow, personalized for each class. Classes are ongoing and offered on a drop-in basis. Memberships and class card packages also available. We have yoga retreats to Mexico in January. O2 Yoga offers a 200-hour teacher training program with O2 program director, Mimi Loureiro, R.Y.T.