A press release found via KurzweilAI briefly discusses the timetable for nanotechnology to begin making its mark on medicine and longer, healthier lives. Robert Feitas - who has an article here at the Longevity Meme - weighs in with his opinions, amongst others. It appears that diagnostics will be the first branch of medicine to benefit enormously from nanotechnology. The really interesting stuff described by Robert Freitas is probably still 20 years away. Researchers are currently working on the tools to make the tools, as it were, before being able to dive into building medical nanomachines.