Saturday, April 11, 2009

The End of Aging?

By Glenn Harlan Reynolds
Source: Popular Mechanics


Old age has always been like the weather: Everybody talks about aging, but nobody does anything about it. Oh, they’ve tried. For millennia, charlatans have been offering remedies for aging that didn’t work any better than baldness cures and virility restorers.


Now, however, with baldness cures and virility restorers that do work found as close as the nearest drugstore, researchers have started looking into ways to slow, stop or perhaps even reverse the changes that accompany aging. If these scientists succeed, their breakthroughs may lead to major changes in human society.


We’ve long regarded aging as something almost mystical or supernatural, and it’s easy to see why. Unlike, say, smallpox, aging doesn’t come on suddenly or spread from person to person. You also don’t recover from it, as you do from most infectious diseases. It happens gradually, and it’s pretty much unrelenting. Eyesight dims, joints get stiff and achy, teeth go bad and, in general, things just keep getting worse until death arrives.


But research demonstrates that aging isn’t a supernatural proc­ess; it’s a physical one that gradually occurs as systems wear out beyond the body’s ability to repair them.


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