There are more then ten million Americans who have an allergy to pollen alone, this is about one in every five people in the United States. Allergy suffers have a disorder in their immune system, this is what makes the symptoms. There are many people that are super sensitive to dust, pollen, nuts, and bees these are allergies that could be life threatening if it turn into an anaphylactic reaction and not treated right away.

There are less allergens that are found in the air of hoter dryer climates, and in humid and cooler climates there are considerably more allergens. In the spring and early summer is another time that there are a lot of allergens in the air this is because the plants and the trees are budding and this helps out the pollen.