Canada.com reports on progress towards a functional vaccine for Alzheimer's. A promising candidate - one that attacks the brain-damaging plaques called beta amyloid - is entering phase II trials. A quote: "I think the total data is very encouraging, but we still have clinical development to go. I feel bullish about it ultimately working and I'm hopeful that it will." A cure for Alzheimer's - and other inevitable age-related degenerative brain conditions - is vital to healthy life extension efforts. With continuing support and funding, we can hope to see breakthroughs in this and many other fields of medicine in years to come.