In 1997 orthopedic surgeons in the United States performed almost 400,000 total knee and hip replacements. That number is growing each year.
As a result of this relatively new medical technology, many people who thought they were fated to spend the rest of their days in a wheelchair or walking in pain -- and even then only with the help of a cane or a walker -- have resumed normal lives.
I am one of those people.
You might even say that, statistically speaking, I'm three of them, since during one twelve-month period, from March 1993 to March 1994, I had three total joint replacements -- both knees and my...