You make no sense, many of the problems that medical science fixes are curable only after they occur. For example, lets take the case of liver failure, causes of which range from Hepetitis, drug overdose, alcoholism and poisoning. There is no way to predict that you will experience one of those causes and will suffer from liver failure, but medical science allows us to repair a once fatal condition by way of a liver transplant and give back someone their life when they would have otherwise been sentenced to certain death.
Imagine all the blood vessels, nerve connections and everything else that must be taken into account and completed perfectly in order for both donor and donee to survive, and yet these operations are becoming so sophisticated that complications are becoming rarer and rarer.
I dont understand how you can say that the washing machine extended life expectancy, its a luxury many of us enjoy, but thats about it.
Sanitation and refrigeration were important advances, everybody agrees there.
Recent vaccine example (1996): Hepatitis A, without which children are susceptible to infection which can lead to fatal liver faliure.
Btw, more people die in Florida of Rx drugs than illegal ones.
More people die from auto accidents, does that mean we should abolish all cars?
"Lighthouses are more useful than churches."- Ben Franklin
"Religious bondage shackles and debilitates the mind and unfits it for every noble enterprise."- James Madison