The most notorious windborne pollen producer among lawn and garden weeds is ragweed, though blooming sagebrush, redroot ...

More than 80 million Americans are affected by seasonal allergies that are only getting worse thanks to human-caused climate ...

Some of the most common tree pollens that cause allergies include birch, cedar, cottonwood, maple, elm, oak and walnut, according to the Asthma and Allergy Foundation of America.

Spring allergies are back. Here's how to check pollen levels and keep from sneezing Where you live, what you’re allergic to and your lifestyle can make a big difference when it comes to the ...

ATLANTA (AP) — Allergy season can be miserable for tens of millions of Americans when trees, grass, and other pollens cause runny noses, itchy eyes, coughing and sneezing.

Some of the most common tree pollens that cause allergies include birch, cedar, cottonwood, maple, elm, oak and walnut, according to the Asthma and Allergy Foundation of America.

With climate change, winters are milder and growing seasons are longer, meaning there’s more opportunity for pollen to stay in the air, resulting in longer and more severe allergy seasons.

Some of the most common tree pollens that cause allergies include birch, cedar, cottonwood, maple, elm, oak and walnut, according to the Asthma and Allergy Foundation of America.