• I highly recommend this book.??????Kenneth Cooper, M.D., M.P.H.Founder & President, The Cooper Aerobics Center???This is a must read book for those seeking accurate information for how to optimize their personal health.??????James O. Hill, Ph.D.Director, Center for Human Nutrition, University of ColoradoCo-Founder, America On the Move???The Spectrum provides unparalleled guidance and ideas from th