Did you know that a single ragweed plant can produce one billion grains of pollen in a season? Or that most pollen that causes allergy problems is so small that it is invisible to the human eye?

Next time you develop itchy, watery eyes and a stuffy nose, you might want to stop blaming all green things. Seasonal allergies, while annoying, are not caused by all plants or even all plants that ...

For roughly 1 in 4 American adults, spring blooms mark the start of itchy, eye-watering, congested misery. And looked at any number of ways, it's only getting worse: Experts agree that more people are ...

Texas winters herald the bane of many allergy sufferers: cedar fever. Between December and February, acres of mountain cedar ...

If you're sensitive to pollen, you might notice that your allergies are particularly bad right now. You're not alone, medical experts say. There are three periods every year when different types of ...

Maple and juniper are the primary pollen types currently affecting the area. More noses might blast off in sneezing fits this ...

Allergy symptoms depend on the type of allergy but may include sneezing, itchy skin, or swelling. Some allergies can cause anaphylaxis, which can be life threatening and requires immediate treatment.