Seasonal Asthma: Causes, Symptoms, and Treatments – Healthline

If you have asthma, you may have noticed that it worsens during certain seasons.
For some people, spring, summer, and fall may be particularly challenging times of the year. Thats because seasonal allergens may trigger asthmatic symptoms.
When youre allergic to something, your immune system perceives the allergen as an invader, which must be attacked.
In response to the allergen, your immune system produces immunoglobulin E (IgE). IgE is an antibody that triggers the release of histamine when…

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