The VIIIth Annual International Spring Symposium on Health Sciences held at the George Washington University School of Medicine in Washington, D.C., attracted over three hun dred fifty scientists from twenty-five countries. The leading scientific experts in the field reported on recent biomedical advances in aging. They provided an up-to-date account of the molecular, genetic, nutritional, and immunological mechanisms associated with the aging process and approaches to intervention and treatment of the major disorders associated with the aging process, including Alzheimer's disease. A unique...