What is considered a high pollen count varies depending on the type of plant. For grass pollen, a reading of between 50 and 150 grains of grass pollen per cubic metre is considered high.

Much of Texas is bad, too, but believe it or not Houston isn't among the worst parts, as this map of yesterday's pollen counts from pollen.com shows: Geez -- we're right on the cusp of "medium"!!

If you are a seasonal allergy sufferer, you don’t need to see a forecast to know that the pollen count is high; you’ve been living it. Since March, a warm month culminating in our first 80 ...

The geographic location of the country clearly affects the pollen counts that one is exposed to and the type of pollen one is exposed to. In the warmer climates, for example in the south, the ...

"Rain can temporarily wash pollen away, but counts can surge afterward." Research has also shown that allergy seasons are getting longer and more intense thanks to climate change.