Can Environmental Allergies Cause Hives?

Hives are usually caused by exposure to some substance to which you are allergic. Things that cause hives include environmental allergies, foods such as tree nuts, peanuts, shellfish and medications such as antibiotics or even aspirin or NSAID's. In some, even exposure to the cold can cause hives.

What allergies make you break out in hives?

Most often, hives are associated with an allergic reaction, which can make the skin break out within minutes. Common allergies include: foods, especially shellfish, peanuts, tree nuts, milk, and fruit.
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An allergic reaction can cause hives, as can:
  • temperature extremes.
  • stress.
  • infections.
  • some illnesses.

Can environmental allergies cause itchy skin?

This can happen in a few different ways. Often, allergens like pollen can come in contact with the skin and cause a rash. You might notice itchy red patches on the skin when this happens.

James H. Sterling

James H. Sterling

Environmental Science & Climate Journalist

James Sterling reports on renewable energy developments, climate policy, ecological conservation, and green tech innovations around the globe.