Allergies & Asthma

Getty Images/iStockphoto Thinkstock Images Stefan Redel Studies have correlated the increased incidence of atopic dermatitis with rising levels of air pollution, but the mechanisms involved are not clear. Hidaka et al. now report that air pollutants can activate the aryl hydrocarbon receptor (AhR) in keratinocytes to induce the expression of type 2 cytokines and the
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A recent study published in the Journal of American Medical Association Pediatrics observed a clinically significant association between exposure to mouse allergens and an increase in asthma symptoms as well as diminished lung function. Asthma is a pervasive health concern in the United States, however, asthma tends to disproportionately affect low-income groups and minorities residing
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A comprehensive review of scientific literature suggests a possible link between early introduction of allergenic foods and reduced likelihood of some allergies, although the evidence is not conclusive. Both popular and scientific literature have discussed the relationship between early introduction of certain foods to infant diets and the subsequent development of allergies or autoimmune problems.
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80% of patients who believed that they were allergic to penicillin received more effective therapy after penicillin skin allergy testing. Penicillin is a common antibiotic that is used to treat infections caused by bacteria. Up to 15% of patients admitted to hospitals report that they have an alleged allergy to penicillin. While penicillin allergies can
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The number of nasal allergies is increasing over time, however, asthma symptoms among adults tend to remain stable. Although past research investigating the prevalence of asthma and allergies among adult populations is relatively scant, information that does exist tends to suggest two trends: first, that asthma symptoms tend to remain stable over time, and second,
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