Yellow pollen is more likely to trigger obsessive sweeping than a histamine response. Here’s why your allergies are bad right ...

Allergy season can be challenging for millions of Americans, with pollen levels increasing due to climate change, but ...

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. Grasses that ...

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. Grasses that ...

(AP Photo/Tony Gutierrez, File) 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 ...