单词	hay fever
释义	hay fever noun : an acute allergic reaction to pollen that is usually seasonal and is marked by sneezing, nasal discharge and congestion, and itching and watering of the eyes called also pollinosis Example Sentences Recent Examples on the Web Sometimes referred to as hay fever, outdoor allergies or seasonal allergic rhinitis, being allergic during a specific season is different than an allergy that appears when a substance is exposed to food, skin or drugs. Marc Salzman, USA TODAY, 29 July 2022 More than 19 million American adults have been diagnosed with hay fever in the past 12 months, according to the CDC. cleveland, 12 May 2022 People who have a family history of allergic conditions like hives, hay fever, eczema, or asthma are more likely to have allergies, according to the Mayo Clinic. Marygrace Taylor, SELF, 29 Mar. 2022 Pollen is one of the most common triggers of seasonal allergies, or hay fever. cleveland, 12 May 2022 Also, research suggests that genetics may play a part, so if eczema as well as asthma or hay fever run in your immediate family, your risk of developing this condition increases. Sara Coughlin, SELF, 29 Mar. 2022 People who struggle with seasonal allergies, also known as hay fever and allergic rhinitis, are mostly reacting to pollen from plants, according to the National Institutes of Health. Marina Pitofsky, USA TODAY, 31 Mar. 2022 More rainfall, and especially heavy rainstorms, can make pollen irritation more severe during hay fever season, a 2021 study found. Globe Staff, BostonGlobe.com, 22 Mar. 2022 Allergic reactions from sulfites can include wheezing, hay fever, and hives. Chris Smith, BGR, 13 Dec. 2021 See More Word History First Known Use 1829, in the meaning defined above Kids Definition hay fever noun : an allergy to pollen that is usually marked by sneezing, a runny or stuffed nose, and itchy and watering eyes Medical Definition hay fever noun ˈhā-ˌfē-vər  : an acute allergic reaction to pollen that is usually seasonal and is marked by sneezing, nasal discharge and congestion, and itching and watering of the eyes called also pollinosis
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