Replacing carpet with tile or wood floors is also beneficial, since carpets tend to trap dander.

CNN: What to do if you're allergic to your pet

Then the judge's dander got up when he realized Libby and Cheney were not going to testify.

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On the agenda are various economic and security issues that are raising dander on both sides of the Pacific.

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Though their usefulness is debated, other measures may reduce dander further.

CNN: What to do if you're allergic to your pet

Plastic mattress covers help keep dander out of beds, and room air cleaners equipped with high efficiency particulate air (HEPA) filters can remove dander from the air.

CNN: What to do if you're allergic to your pet

Admittedly, the headline is designed to get your dander up.

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Allergens need to fall below a certain threshold to alleviate symptoms, and because dander is spread so readily, even quarantining a pet may not do the trick, according to Dr. Diette.

CNN: What to do if you're allergic to your pet

Although it is trendy for high-end and boutique hotels to accommodate travelers with pets, the wear and tear on furnishings, as well as the pet dander and pet accidents, can quickly destroy a room.

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"In contrast to, say, dust mites, which are heavy and sink quickly to the ground, both cat and dog dander are light and fluffy allergens, and they stay afloat for hours, " says Dr. Miranowski.

CNN: What to do if you're allergic to your pet

There are many people with spring allergies who seem to react to just about everything else too--weeds such as goldenrod that pollinate in late summer and fall, and pet dander and mold all year round.

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Although these steps won't eliminate dander altogether -- dander is so pervasive that it can be found even in homes that have never had pets, as well as in schools, shopping malls, and other public places -- limiting the pet's roaming area will reduce it.

CNN: What to do if you're allergic to your pet