In 1991, the editors of the University of California at Berkeley Wellness Letter brought you The Wellness Encyclopedia. A reference guide covering hundreds of topics and methods for improving health and the quality of life, it has sold more than 300,000 copies. Now the editors bring you a completely revised, updated, and expanded edition of this invaluable resource, with the most current and timely information on preventive health and well-being. Expanded by 80 pages, this new volume includes more than 250 new or updated entries, 100 new marginal notes, sidebars, and boxes, new illustrations, and an expanded glossary and cross-referenced index. This comprehensive volume includes all you need to know about: Antioxidants; Whether a low-fat diet works; Smoking and cervical cancer risk; How to eat healthfully in ethnic restaurants; Vitamins and minerals; Understanding breast cancer risk; Drugs and hormones in milk; Update on air bags and seat belts; The new food labels; Protecting yourself