05/16/2012 04:22 pm ET

The Shingles Vaccine Returns

You may have seen a rugged-looking retired firefighter named Dennis Grogan in a TV commercial recently. “I have never encountered such a burning sensation,” he declares. “Like someone had set a bag of hot charcoal on my neck.” An announcer warns, “As you get older, there’s a greater chance shingles can happen to you.”

Let me explain why this ad actually represents an encouraging development.

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