WU refers to a key concept in Taoism denoting the absence of qualities perceivable by the senses, but not non-existent. Information on this site is for educational purposes only, and is not intended to prescribe or diagnose or make claims for medical advice, directly or indirectly. Copyright © 2008, 2009, Rhonda Kuykendall-Jabari. All rights reserved. Email: Rhonda@WellnessUprising.com