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.
If the dog is licking or scratching at these spots, however, the cause might be an infection or infestation. Mite infestations are a second cause of hair loss in dogs. There are two varieties of mange in dogs â demodetic and sarcoptic â of which demodetic is the most common. Though it may be horrifying to consider, most dogs live with a native population of mites on their bodies.