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Hay fever may be a good sign

Seasonal allergies such as hay fever may be a sign that your immune system is doing its job.

“Type 2 immunity”, which battles environmental challenges, is in some cases prone to going into “hyperdrive” when it comes into contact with irritants such as pollen.

Researchers maintain that “Type 2 immunity” is beneficial to the body, concluding that it evolved over time to protect the body from parasites, noxious chemicals and animal venoms.

Read more at Yale

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