06/24/2013 02:10 pm ET

The Growing Battle Over How To Treat Lyme Disease


Kaleigh Ahern was 12 years old when a tick bit her. She noticed it "perched" on her shoulder when she was taking a shower one morning. "I thought it was your average, everyday bug," Ahern told me recently. But, when she tried to brush it off, the tick wouldn't budge.

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