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Why Seasonal Allergies Cause 'Brain Fog' — Here's What the Science Says

allergy season

Story at-a-glance -

  • It’s very common for allergy patients to complain of memory problems and slowed thinking during allergy season
  • As part of the allergic immune response, proteins called cytokines are released, triggering serious inflammation in your body; this inflammation, in turn, could affect your brain in a number of ways
  • People with seasonal allergies have disturbed cognitive function in areas such as sustained attention, short- and long-term memory and speed of information processing
  • People allergic to ragweed experience slowed cognitive processing and, in some cases, difficulties in working memory during ragweed season
  • Even in the case of seasonal allergies, what you eat and how you sleep may affect your symptoms and how you feel

By Dr. Mercola

Allergic rhinitis, or seasonal allergies, often referred to as hay fever, affect 20 million U.S. adults and more than 6 million children. The most common symptoms include sneezing, stuffy or runny nose, watery and itchy eyes, and itching in your nose, mouth or throat, but a sizable number of allergy sufferers also experience noticeable brain fog as well.

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