There are many different types of allergies and allergy symptoms, but they all originate from the immune system. This is the body's first line of defense that aims to find and destroy foreign invaders that can cause harm, including bacteria and viruses. But beyond protective antibodies, the immune system can also release chemicals against molecules that are not typically harmful to our bodies. These are allergens, such as plant pollen. The body mistakenly reacts when a person comes into contact with certain allergens, causing inflammation and allergy symptoms.
In this section, you will learn more about pollen allergies and how to survive a pollen season, as well as allergy symptoms, causes, signs you should see a doctor.