A. Technically, they're lumped under the chronic condition category. Which is both the good and bad news. Whereas the common cold tends to last about one week, allergy symptoms may persevere for months. When it comes to symptoms, allergies often mimic colds. But Wolfe points out that patients shouldn't be fooled by allergy's nickname, hay fever.
Fever is an old English term which means illness.
And, in fact, when there is fever, it usually indicates that it's a viral cold rather than an allergy. But there's no question that others have the opposite problem, he says. Part of it is what you get exposed to. It seems like everyone has allergies nowadays. But there are theories.