There's a reason the local news provides regular updates on pollen counts each spring: Tens of millions of Americans suffer allergy symptoms caused by exposure to tree, grass and weed pollens.
Pollen is a fine yellowish powder that is transported from plant to plant by the wind, by birds, by insects or by other animals. The spread of pollen helps to fertilize plants — and can mean misery for seasonal allergy sufferers.
If you have a pollen allergy and breathe in pollen-heavy air, you may experience symptoms such as:
Pollen can also aggravate asthma symptoms, including increased coughing and wheezing.
Content was based on American College of Allergy, Asthma & Immunology