Soon, medicine will reach a whole new level that will increase life expectancy to 150 years. 
Mankind's search for immortality never ends. Wouldn't you say it's the quality of life that matters though?
I think this is one of the main objectives. Self diagnosis. Just imagine being able to perform basic diagnosis in a few minutes instead of having to go to the doctor. Doesn;t just save your costs, but also the governments
Self diagnosis almost sounds like the things my doctor would scold me for. How the medical community receive this will be interesting to watch. Having said that, early detection will always improve quality of life, reduce medical cost and increase life expectancy. A lot to look forward to.