湿度会影响过敏吗？
yes. air that has too much moisture creates a breeding ground for allergens like mildew, mold, dust mites and bacteria. these irritants make their way into your home through the ventilation system, windows, and doors. with the right conditions, like plenty of moisture in the air, they can multiply into whole colonies of allergens within hours. 干燥的室内空气会刺激喉咙和鼻窦，引起症状 这可能看起来像过敏，但它实际上是医生所指的 作为非过敏性鼻炎。因为打喷嚏和堵塞不是 由过敏引起，典型的过敏治疗无济于事。通常 鼻腔冲洗和减充血剂之类的东西在这些方面效果更好 情况，而不仅仅是服用抗组胺药。
uv light has been shown to kill related coronaviruses, the swine flu, and other germs and bacteria. extensive testing hasn't been done on covid-19 specifically. there are currently a number experiments to determine if uv-c light can kill covid-19.