New prevalence data indicates nonallergic rhinitis is more common than previously thought, affecting an estimated 39 million Americans. Many of them are taking medications that have not been studied for their effectiveness in the treatment of nonallergic rhinitis.
Homes of children treated for asthma contained higher levels of fungal allergens than homes of other allergy clinic patients, a surprising finding to experts. House dust samples showed 50 percent contained fungal allergens. All homes had detectable cat allergens and 80 percent had dust mite allergens.
Shortness of breath may not be simply aging. Investigators call for interventions for elderly people with asthma aimed at identifying allergens precipitating attacks and reducing allergens in their home. High levels of house dust mites, cockroach, cat and dog were found in homes of elderly people with moderate to severe asthma.
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