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Old 01-24-2009, 09:03 AM   #2
Debbie L.
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Join Date: Jul 2006
Posts: 463
Vitamin D?

Some of the vitamin D folks are claiming credit for this phenomenon. For most people, Vitamin D levels peak in late summer. That's as far as it's gotten, research-wise, as far as I know. But it's an interesting idea.

Debbie Laxague
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