What are some common indoor irritants that can affect allergy sufferers?

May 23, 2021 ... Spring allergies can be caused by tree pollen and mold spores. The best treatment depends upon your symptoms. Over-the-counter nasal sprays, ... Mar 27, 2025 ... Knowing what causes allergies, how they develop, and the signs to look for can help you keep your pet comfortable during allergy season. What ... 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 ... May 25, 2023 ... What causes allergic rhinitis (allergy symptoms)? With seasonal allergies, the most common trigger is tiny pollen grains released into the air ... Apr 16, 2014 ... What causes someone to be allergic to seasonal allergens and other irritants is unknown. The key to understanding allergies may lie in genetic ... A fall allergy goes under the category of allergic rhinitis, also called hay fever, which happens when your body's immune system reacts to an inhaled pollen in ... What causes seasonal allergies? The most common seasonal allergy trigger is pollen. Other causes include: Dust; Trees; Grasses; Weeds; Mold; Dust mites. What ... Pollen from grass, weeds and trees is a common cause of hay fever (allergic rhinitis) symptoms and asthma. · Hay fever symptoms such as runny nose and itchy and ... Common allergens are cat and dog hair, dust, grass and pollen, among others. Allergies and asthma cause inflammation that could increase migraine frequency. It depends on the type of pollen that triggers your allergies13: Tree pollen – usually lasts from March until mid-May. Grass pollen – usually lasts from Mid-May ...