Sentences with phrase «by weed pollen»

Not exact matches

It is caused by an allergy to pollen — including tree pollen (released during spring), grass pollen (released during the end of spring and beginning of summer) or weed pollen (especially released late autumn).

According to ACAAI, those with seasonal allergies can be affected by the pollen of 11 different types of weeds and trees, and eight varieties of grass.

For example, in the Middle Atlantic states, tree pollen is the culprit from February through May, followed by grass pollens from May through June, and weed pollens from August through October.

If your allergies are mild It sounds like a no - brainer, but every allergy doc worth his degree will urge you to avoid exposure to pollen — produced by trees, grass, weeds, and flowers — as much as possible during peak allergy hours (generally noon through late afternoon).

Allergies can be caused by a variety of factors such as food reactions, household dust, mold, fabrics, tree and weed pollen, and dander, so it's important to figure out what the root of the cause is.

In animals with atopic dermatitis, allergic skin / ear symptoms are triggered by exposure to allergens in the environment such as tree, grass or weed pollens, dust, dust mites, some insects, and molds.

Inhalant allergies Just like humans, canine inhalant dog allergies can be caused by pollens (tree, grass, and weed), dust mites, molds, and chemicals.

Canine atopy is caused by allergens such as pollens, weeds, and house dust mites.

But be it friend or foe, a study by scientists at the Agriculture Research Service of the U.S. Department of Agriculture shows that warming temperatures and elevated levels of CO2 resulted not only in increased weed growth rates, size and pollen production, but also a change in the plants» chemical composition.