Paul John Roach explores practices for deep states of meditation with author, physician, and wellness practitioner Keith G. Lowenstein, M.D. Keith talks passionately about the scientific/spiritual teachings and techniques of Kriya yoga – a way to experience healing, harmony, and spiritual awareness through the power of the breath. He talks about the 4 V’s – verticalization, ventilization, visualization, and vibrationalization that marry Spirit and Nature together.