Allergi i januar Get the Information You Need to Lead a Life That’s Not Limited by Allergies. Win the Allergy Season and Use Flonase at the First Sign of Your Symptoms. 1 pollenvarsel 2 Treatment. Treatments for winter allergies include: Antihistamines, which reduce sneezing, sniffling, and itching. Decongestants, which clear mucus to relieve congestion and swelling. 3 allergi hoste om natten 4 The specifics also depend on where you live. Allergy season can start as early as January in Southern states and linger into November. If you have symptoms year-round or your allergies are worse. 5 Temperate climates: Milder climates -- where there are few or no frosts or hard freezes -- means the year-round presence of allergens like pollen, year-round symptoms for people living there, or an. 6 Overview. Hay fever, also called allergic rhinitis, causes cold-like symptoms. These may include a runny nose, itchy eyes, congestion, sneezing and sinus pressure. But unlike a cold, hay fever isn't caused by a virus. Hay fever is caused by an allergic response to a harmless outdoor or indoor substance the body identifies as harmful (allergen). 7 når starter pollensesongen 2023 8 Allergi mot trepollen . 9 Gjennomsnittlig starter pollensesongen i Norge i løpet av februar måned. 10 Amber Patterson, MD ENT & Allergy Specialists of Northwest Ohio Seasonal allergies often get lumped into one category. However, each season has its own unique allergens. Follow the guide below to see which months you can expect to see a flare up of which allergens. Spring: February - May. 11