Two metropolitan areas in the Pacific Northwest made the top 10, including a city in Washington state. Boise was the No. 1 worst city for allergy sufferers in the nation, according to the foundation.

Add Yahoo as a preferred source to see more of our stories on Google. For millions of Americans, spring doesn't just mean warmer days and blooming flowers. It also means sneezing, itchy eyes and ...

Gesundheit.

A warm, windy Wednesday triggered an early-season surge in tree pollen across the Triangle. The culprit? The trees. Other WRAL Top Stories According to Wednesday morning’s pollen report, four types of ...

A cold end to winter, combined with a surge of March warmth, has allowed for many trees to pollinate at the same time.

SEATTLE — Anyone dealing with seasonal allergies is bracing for what's coming. But now might be a good time to get ahead of the sniffles and watery eyes. The typical culprit this time of year is tree ...

Specific immunoglobulin E (IgE) testing of more than 23 million samples revealed that rates of sensitization to tree pollen varied significantly by tree species; male patients and urban residents had ...