Pollens and molds can cause allergy and asthma symptoms, and you need to know what you’re allergic to so you can best treat your symptoms.


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.


Credit: iStock, yavdat

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