Man's best friend is being overvaccinated - Noteworthy - dogs do not need annual booster shots according to scientists at University of Wisconsin-Madison School of Veterinary Medicine - Brief Article

USA Today (Society for the Advancement of Education), August, 2003

Man's best friend is being overvaccinated, argue scientists at the University of Wisconsin-Madison School of Veterinary Medicine. Although most dogs receive booster shots annually, researchers found that the effectiveness of canine vaccines can last as long as a dog's lifetime. Overvaccinating, in fact, can jeopardize a dog's health.