How can humidity levels be controlled indoors to reduce allergens?

One symptom not typically associated with hay fever is an actual fever, so if your child runs a fever, that probably means it's something else. “Children ... Common allergens are cat and dog hair, dust, grass and pollen, among others. Allergies and asthma cause inflammation that could increase migraine frequency. Apr 17, 2019 ... Seasonal allergies are caused by pollen, most notably when trees, grass and weeds start to bloom. 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 ... Learn how your allergies can cause sinus pain and congestion, and what steps you can take to relieve sinus and allergy symptoms. Woman with seasonal allergies ... Oct 3, 2024 ... Sleeping with an open window can also allow pollen to get in as the sun rises and pollen counts do, too. This can cause symptoms like: Itchy ... While there are the usual suspects — ragweed, pollen, mold, dander, grass — there are also plenty of other irritants out there that might cause similar ... Mar 6, 2022 ... The increased levels of allergens is causing more and more people to experience seasonal allergies. 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 ... Mar 20, 2025 ... Seasonal allergies, also known as hay fever, occur when your immune system reacts to airborne allergens like pollen, mistaking them for harmful ...