Summary: <p>The practice of meditation has existed for some 2,500 years. <a rel="nofollow" class="guestlink">David McKeel</a>, Director of Practice & Education at <a rel="nofollow" target="_blank" href="http://ny.shambhala.org/">Shambhala Meditation Center of New York</a>, and <a rel="nofollow" class="guestlink">Dr. Norman E. Rosenthal</a>, clinical professor of psychiatry at Georgetown Medical School and author of <span class="book"><a rel="nofollow" title="buy this book at Amazon" target="_blank" href="http://www.amazon.com/exec/obidos/ASIN/1585429929/wnycorg-20/"><em>Transcendence: Healing and Transformation through Transcendental Meditation</em></a></span>, tell us what meditation is, how it works, and the research into its health benefits.</p>
