Humans can experience allergic reactions to viral infections
the verdict
SUPPORTED
the evidence backs this
confidence 77/100
Viral infections can provoke immune alterations, such as increased IgE production and Th2 polarization, that trigger or exacerbate allergic reactions and symptoms.
Evidence for · 2
Immunological Mechanisms Underlying Allergy Predisposition After SARS-CoV-2 Infection in Children.
2025 · cited by 1
This review discusses how viral infections like SARS-CoV-2 promote Th2 polarization and a pro-allergic immune milieu, predisposing individuals to allergic disorders.
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More for · 1
Exacerbations and Management of Asthma in Viral Lower Respiratory Tract Infections: The Significance of Immunoglobulin E.
2026 · cited by 0
This study highlights how viral respiratory infections trigger heightened serum IgE levels and exacerbate allergic inflammatory pathways and asthma symptoms.