What causes fall/winter allergies

Reducing Drop Allergens

Here are some tips to assist manage your drop allergy symptoms:

  1. Check the pollen count. Glance up local drop allergy reports or download the ZYRTEC® AllergyCast® app so you can see how pollen will affect you daily.
  2. Plan for the weather. Weather affects allergies, so check the local weather forecast.
  3. Stay indoors. Hold doors and windows closed when pollen is at its peak from tardy morning to midday.
  4. Keep the air clean.

    Vacuum often and run a HEPA air filter in your home to catch those drop allergens that might own made their way in.


Talk to your doctor to determine if you’re a drop allergy sufferer and to discuss the best medicine for drop allergies. You also can attempt ZYRTEC® for relief from drop allergy symptoms. With allergy medicine for adults and children, ZYRTEC® works quick to provide tough allergy relief and stays strong day after day.

While hay fever and allergies caused by trees are generally associated with springtime, seasonal allergies can also spike during the early drop months.

Cool autumn air harbors irritants that can be just as unpleasant as pollen.

Allergens from trees and grasses float through the air in spring, summer and drop, according to the National Institutes of Health (NIH). These particles can enter a person’s nose, eyes, ears and mouth, triggering an allergic reaction.

«The most common drop allergy is ragweed, which pollinates from August 15 to early October through most of the United States and parts of Europe,» said Dr.

Jay M.

What causes fall/winter allergies

Portnoy, chief of allergy, asthma and immunology at Children’s Mercy Hospitals & Clinics in Kansas City, Mich. «It causes hayfever, with symptoms that include sneezing, runny nose, stuffy nose, itchy nose and itchy, watery eyes.»

Mold spores are also released in autumn, and become more common in the air as decaying leaves and other vegetation drop to the ground, Portnoy said.

What causes fall/winter allergies

This worsens allergy symptoms because as mold particle counts climb higher, they become increasingly irritating to people with allergies. High mold counts also contribute to breathing problems among those with asthma, Portnoy said.

«Sadly, drop is also virus season, with increased colds and the flu,» Portnoy told Life’s Little Mysteries. «Since every of these are happening at the same time, it is often hard to tell what is due to allergies and what is due to infection.»

Attempting to escape drop allergens by staying indoors probably won’t work, Portnoy said, because low humidity inside homes is another major trigger of nasal and lung allergy symptoms.

What causes fall/winter allergies

Low humidity dries out mucous membranes and leads to inflammation, while freezing, dry air causes the lining of the nose to become swollen, resulting in a stuffy and runny nose.

While the ideal indoor humidity is from 35 to 50 percent, homes and offices may own a humidity level as low as 16 percent. Portnoy advises using a humidity meter, also known as a hygrometer, to hold track of the humidity levels. If levels are low, a humidifier may assist relieve nasal problems.

Changing vent filters and servicing heating systems can also ease symptoms.

Vacuuming and cleaning the home often to hold dust mites, pet dander or other indoor allergy triggers under control may assist alleviate discomfort, according to the NIH.

But there’s still some excellent news for those suffering from autumn allergies.

«Many people get better once the weather turns colder and stops fluctuating from warm and cold,» Portnoy said.

What causes fall/winter allergies

«By November, it often gets better.»

This article was provided by Life’s Little Mysteries, a sister site to LiveScience.

Can You Get Allergies in the Winter?

If you’re a seasonal allergy sufferer, you might ponder you’re safe from allergens once the weather gets colder since there is less pollen in the air. However, it’s still possible for outdoor triggers, such as cedar and mold, to cause winter allergies.

What Causes Drop Allergies?

Ragweed Pollen

Ragweed pollen is one of the most common triggers of seasonal allergies in drop.

What causes fall/winter allergies

About 75% of people who are allergic to spring plants are also affected by ragweed. Ragweed starts pollinating in tardy summer and can continue through September or October, depending on how warm it is. Even if ragweed is not prevalent in your area, its pollen can travel hundreds of miles through the air, triggering drop allergy symptoms.


Mold, another cause of drop allergies, doesn’t just grow in damp places inside the home, it also can grow exterior in piles of wet leaves. Make certain to wipe your feet before going inside so that you don’t track mold or drop allergy carriers, such as leaves, into your home.

Dust Mites

Moist or humid places, such as furnaces and air filters, are common hiding spots for dust mites that circulate when your heater kicks on.

Always insert a clean air filter before turning on your furnace at the beginning of the season to assist mitigate indoor allergies through drop and winter.

What Causes Indoor Allergies During Winter?

Seasonal winter allergies also can be caused by indoor allergens, such as mold, dust mites and pet dander.

Dust Mites

Dust mites can be found everywhere – from your furnace and air filters, to your sofa and bed. While there’s no getting rid of dust mites, there are ways to assist manage your dust allergy.

Beyond regularly vacuuming and washing your bedsheets in boiling water, you also can run HEPA filters in the rooms you frequent most and replace your HVAC air filters.

Pet Dander

Pet dander and proteins from skin cells can cause an allergic reaction at any time of year, especially during the winter months when people spend more time indoors. If you ponder you own pet allergies, consult your allergist to confirm. When it comes to reducing your indoor allergies during winter, vacuuming can assist reduce pet dander and other airborne allergens.

Fall Allergy Symptoms

Fall allergy symptoms are often no diverse from other seasonal allergy symptoms.

Itchy nose and eyes, watery eyes, runny nose, and sneezing can every be signs of drop allergies.

Winter Allergy Symptoms

When winter sets in and you feel less than your best, you might be tempted to blame your symptoms on the common freezing. So how do you tell the difference between winter allergies and a cold? The answer is generally symptom duration. A freezing typically lasts no longer than 10 days. Common winter allergies can hang around for weeks or months.

If your symptoms final longer than a week, see a doctor.