What are the symptoms of allergies in pets?

Weed pollen, especially ragweed, causes allergy symptoms for many Americans. Weed pollen appears in the late summer and fall. Ragweed is an invasive annual weed ... It's the release of these chemicals that causes allergy symptoms. People can be allergic to one or more types of pollen. The type someone is allergic to ... Mar 14, 2023 ... This also may help decide if they likely are caused by allergies. For example, tree pollen is most common in the spring. Grass pollen is common ... Mar 18, 2024 ... 1. Tree Pollen Pollen from trees is a major allergen. In Louisiana, tree pollen is significant in the spring, originating from several types of trees. Aug 3, 2023 ... ... Allergic reactions are caused by an immune response to contact with allergens. Allergens can include but are not limited to: Dust Pollen Pet ... ... allergens that cause inflammation driven by type 2 helper (Th2) cells. ... [7] Seasonal allergic rhinitis seems to be more common in the pediatric age ... Substances called allergens cause seasonal allergies. These allergens are airborne pollens from trees, grasses, weeds and mold spores that frequently trigger ... Mar 24, 2025 ... What causes seasonal allergies to develop? ... Seasonal allergies are reactions to environmental elements like pollen or mold spores that tend to ... Pollen is one of the most prevalent causes of seasonal allergies. Other allergens that might affect your eyes are dust mites, mold, perfumes and fragrances, ... Mar 19, 2025 ... Is this your child's symptom? An allergic reaction of the eyes, usually from pollen; The eyes are itchy and watery ...