We may already have an anti-ageing vaccine • RealClearScience (opens in new tab)

Ross Pomeroy: We have a vaccine that prevents shingles. We have a vaccine that markedly lowers the risk of dementia. We have a vaccine that might even slow aging itself. Conveniently, these three vaccines are actually just one: the shingles vaccine. In 2006, the FDA approved the vaccine Zostavax for adults aged 60 and older. For people previously infected with varicella-zoster virus, which causes chickenpox, the infection actually doesn't end. The sneaky virus lies dormant in nerve tissue and...