WebMDHealth Condition Center Services Newsletter ~ P A R K I N S O N 'S D I S E A S E ~ The week of Oct. 9, 2000 <http://my.webmd.com/condition_center/prk> ~ N E W S & I N F O R M A T I O N ~ Nasal-Spray Vaccine for Alzheimer's Shows Promise in Animal Tests If current research fulfills its promise, people with the early symptoms of Alzheimer's disease may, in the next few years, be able to use a nasal spray to prevent the disease from getting worse. <http://my.webmd.com/content/article/1728.61792>