Thanks to these antibodies, your immune system becomes much sensitized so it starts with neutralizing of substances and help you to recover from the illness after few days. During the time, your immune system is much ready for producing new antibodies which will react on the next entering causers of allergy. Some of them are: swelling of the tongue, lips, throat, violent reaction, red rash and in some extreme situation anaphylaxis. Also, it should to mention and asthma, urticaria or also called hives. It is very difficult when it is about wheat allergy to use method of avoiding food related with this food. Hypersensitized State And How Does Your Immune System Comes Into It There are more doctrines about how immune system goes into a hypersensitized state. The most logical explanation is that allergies are connected with genetic codes and that they always caused by protein. So, white blood cells usually are not able to make differences between proteins which are threatening and those which are non-threatening. Most often symptoms of allergy are respiratory swelling, rashes, itches, problem with breathing, nasal congestion or even death. Symptoms of Sinusitis Usually the symptoms of allergy and sinusitis are similar. Still, sinusitis is often followed with pressure on the face or with pain, usually in the period of the end of the bending, green or yellow mucus or post nasal drip mostly at night. Connection of IgE antibodies and allergens that are attached with basil cells as well as with mast cells too, making changing cell membranes, which is cause of substance's leaking out into the tissue's surrounding. As results of this, it comes to the one of the most common symptoms of allergy which is called inflammation. One of the useful option as prevention to the allergies is to use product related as allergies, created to help people for avoiding symptoms of allergy. There are several products which you may use: Purifiers or Air Filters Pollution is the most association of outdoor air. Still, one of the main reasons for developing of the number of allergic symptoms is the home air.