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Study: Ragweed, mold behind rise in allergies
MADISON, N.J. — Ragweed and mold are driving increased allergies across America, Quest Diagnostics reported Monday.
In the study, sensitization rates to common ragweed and mold increased the most of the 11 common allergens evaluated over a four-year period. Sensitization to common ragweed grew 15% nationally, while mold grew 12%. By comparison, sensitization to the 11 allergens combined increased 5.8%.