But, your immune system sees substances of the food as harmful to your body, so it attacks against the protein. As reaction of entering "sensitized" food into your organism, your body, specific type of the antibodies which are also known as IgE which are "fitting" with the proteins. The most common symptoms of allergy are: Problem with nose and itch caused with running of it Problem with eyes such as: watery and read eyes Itch in the areas of nose, roof of mouth and eyes Stuffy nose, caused with sneezing Pressure in the face, especially in area of cheeks and nose Problem with breathing Circles under the eyes, darken color Skin rahes Hive Ear popping and fullness In the worst situation death and anaphylaxis The best solution for treating of allergy is to avoid reasons which are causes of it. Next reaction of your body with contact of some of these allergens will be showed with the symptoms of allergens, such as: skin rashes, sneezing, swelling, itching, wheezing, difficult breathing, coughing, anaphylaxis or even in the worst case death. The most famous reasons that cause dog allergy are dog's dander, urine or saliva. The reason of reacting of your body to the skin allergen is because, that your immune system recognized them as harmful for you when you entered them first time. So, next time when you enter them in your body, your body responds with producing huge amounts of the antibodies which are "fighting" for protecting your body. But, before give explanation of this, you will need first to understand what sinusitis is. Sinusitis- What is that? Sinuses are areas under the bridge of the nose, where the air of the breath are passing through. Sinusitis may be related as an inflammation of your sinuses. The most cause of inflammation of your sinuses, with duration from few days and more than three months is bacteria infection. So, the first step is to recognize the triggers of mold. It is because, once that you do this, you will know how and when to avoid them. Also, it is very good if you could to do blood testing. This is very good solution for seeing, are you allergic on a mold. Still, the main problem with this analyze is because, there are various mutants of molds, so it is little bit difficult to do testing of each type of the mold.