Mold can be found in most places, indoors and outdoors. It's a natural part of our environment and has been around for millions of years. It is a type of fungus that grows in damp, dark places with little air circulation. Mold can produce allergens which can cause allergic reactions. The spores produced by mold may also trigger asthma or other breathing problems. It is then important to look for Mold Testing in North Dallas to avoid health problems.