Add Yahoo as a preferred source to see more of our stories on Google. Credit: mammuth / Getty Images If it feels like allergy season is starting earlier and getting stronger, you're not wrong.

A 2021 study concluded pollen season in North America is 20 days longer over a 30-year period from 1990 to 2018.

The Eastern Cottonwood is native to the North America and to Ohio. In the spring, the female plants disperse cotton-like seeds that looks like snow floating in the air. JIM NOELKER/STAFF Region ...

'Tis the season for itchy eyes and runny noses. With spring in full force, pollen counts are rising around the country, leaving those affected by seasonal allergies little reprieve. It's estimated ...

If your car is coated in green — and your sinuses feel the same way — you’re not imagining it. Allergy season is back, and experts say this year could hit harder than usual. At Soundview Park, it’s ...

Seasonal allergies are getting worse in Canada, with longer and stronger pollen seasons, largely thanks to climate change. Here's a primer on the hardest-hit cities, the latest science and what ...

If your eyes have been itching nonstop or you’ve found yourself sneezing repeatedly, you’re not alone: allergy season across ...