They may also be well advised to avoid foods such as peanuts that may contain mold spores and not to take penicillin and similar drugs that can cause an allergic reaction in mold-sensitive people. If house dust is the problem, frequent and thorough cleaning of the floors, fabrics such as carpets and curtains, upholstered furniture, and bedding can be beneficial. Persuasive evidence points to microscopic mites as the prime offenders in house dust allergies. While these spider-like creatures thrive during warm summer months, they may actually be more troublesome in colder weather when fragments of dead mites are more readily dispersed in the air and inhaled. It is more difficult to avoid pollen and other outdoor airborne allergens.
Air conditioning helps in homes, automobiles and workplaces.
Simply keeping doors and windows closed can lower the allergen content of indoor air. Yet it is wise to be especially wary of areas known to have high concentrations of allergens. Another prudent measure for allergic rhinitis sufferers is to avoid irritants such as tobacco smoke, fumes, polluted air, and hair sprays. It is seldom helpful to move someplace else to escape hay fever-causing pollen. Every part of the country has varieties of trees, weeds and grasses that shed allergenic pollen.