Many people get start suffering when season change, winter start turn to spring and summer start to turns to falls. When season changing, whether also change and people who have allergies of course expose to certain substances that are present in the air that they breathe and this is what we called seasonal allergies. The substances that cause seasonal allergies are mostly found during certain time in the year and mostly it happens during spring, fall and summer season.

The symptoms of seasonal allergy is different depends on the substance to which you are allergic to. Mostly for seasonal allergies pollen is a substance that is commonly the biggest culprit as it can causes many different kind of seasonal allergies. People who get allergies usually their body is mainly sensitive to substances such as pollen and mold. The body defense mechanism detects these substances and identifies them as agents of infection and then mounts a counter attack to these substances which cause allergy reactions.

After body immune system start to detect the presence of pollen and mold, it will start releasing some chemicals known as histamines as well as other types of compounds, though when histamines in particular are released in big quantities, it will lead to onset of seasonal allergy symptoms in the beginning. Sometimes, people who are very sensitive can have seasonal allergy symptoms in just five to ten minutes after the body is exposed to different allergens. This can consider as having severe seasonal allergies symptoms that may consultation with doctors should be done regularly.

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