CAD - Canadian Dollar. Our currency rankings show that the most popular Canada Dollar exchange rate is the USD to CAD rate. The currency code for Dollars is CAD, and the currency symbol is $.
1 Once they take hold, mold and mildew shed tiny spores -- and these spores trigger indoor allergy symptoms.  Pet Dander: If you have pet allergies, youâre not actually allergic to cat or dog hair. Instead, the allergic reaction is caused by a tiny protein in an animalâs saliva. Even homes without pets may contain dander. Thatâs because pet dander is sticky and light.
Cat dander is shed more frequently and voluminously as cats grow older. Therefore, kittens produce the least dander and senior cats the most. Hair or coat length is not a factor in the production of dander, since dander is composed of dead skin cells. Unfortunately, then, people with cat allergies who are in search of a hypoallergenic cat on the basis of coat length are looking in the wrong place.