President John F. Kennedy once said, "We are tied to the ocean. And when we go back to the sea−whether it is to sail or to watch−we are going back from whence we came."   And we do go back to the waters.  In fact, water therapy (also known as hydrotherapy) has been practiced for healing and rejuvenation purposes since the ancient civilizations of Mesopotamia, Egypt, Rome and Greece. Hippocrates, the great Greek physician known as the “father of modern medicine”, prescribed bathing in spring