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Is It a Cold? Or an Allergy?
Symptoms may be similar, but the causes are not
Reported Pollen Counts May Be Inaccurate, Study Finds
Forecasts sometimes rely on data from previous years, not day-to-day weather, researchers say
Firstborn Kids Seem to Have More Food Allergies, Hay Fever
But they don't have more asthma or eczema than their siblings, study finds
Kids Growing Up on Farms Less Likely to Have Asthma
Study finds exposure to variety of barnyard microbes may lower risk of airway disease
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