What size is a micron?
One millionth of a meter. As an example of just how small one is, the period at the end of this sentence is nearly 1,000 microns in diameter. Such particles tend to remain airborne for hours, even in homes with minimal disturbance. Once they do settle, vacuuming or walking on the carpet, sitting on the furniture, fluffing up cushions pillows and the pets bedding, raising or lowering the blinds, and opening or closing the drapes or curtains causes tremendous amounts to be set loose in the air once again. Myth -Pets that live outside cause fewer allergy problems. FACT- Pets that remain outdoors at all times cause very few allergy problems. But when an allergic person goes outside and plays with the animal, pets it, or holds it in his or her lap, symptoms can occur. Although many pets are never allowed into a house, bear in mind that those that do live outdoors are exposed to many risks. They may be lost or stolen, attacked by other animals, run over by cars, poisoned deliberately or inad