Let's Hear It For $5 a Gallon

It's hard to believe there's an upside to higher gas prices, but there is. Finally, gas is so costly that people are starting to drive less, and walk and bicycle more. It's called exercise, and any way you cut it, or cause it, it's a good thing for our nation's health.

Chew on this: If the price of gasoline went up an additional $1 a gallon, obesity rates in the United States would decline by 15 percent over five years. This, according to Ch ...

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