Each spring, summer, and fall, tiny pollen grains are released from trees, weeds, and grasses. These grains hitch rides on currents of air. Although the job of pollen is to fertilize plants, many grains never reach their targets. Instead, pollen can enter your eyes, nose, and throat and trigger pollen allergy.
Click on the links below to find out more:
View the Pollen Allergy fact sheet (PDF)
Last Updated June 07, 2012
Last Reviewed June 07, 2012