About 7% of all Americans suffer from hay fever, an allergic condition that can cause runny nose, sneezing, and teary eyes.

大概7%的美国人在遭受着过敏之苦，过敏病可以引起流鼻涕，打喷嚏和流眼泪。

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Asthma, a bronchial condition, is much less common ailment than hay fever, an allergic inflammation of the nasal passages.

哮喘是一种支气管疾病，比花粉热（一种鼻道的过敏性炎症）要少见得多。

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Although antihistamines are not cures for allergic rhinitis, their use for treating the condition is widespread.

尽管抗组织胺并不是治疗过敏性鼻炎的方法，但用它来缓解这一过程却是被广泛推广的。

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Two weeks later she developed joint pain and blisters on her chest and arms, a condition known as Stevens-Johnson syndrome, which can be caused by an allergic reaction to antibiotics.

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