AANS Neurosurgeon | Volume 26, Number 3, 2017

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Seasonal Allergies Could Change Your Brain

Hay fever may do more than give you a stuffy nose and itchy eyes, seasonal allergies may change the brain. Scientists found that brains of mice exposed to allergen actually produced more neurons than controls, they did this using a model of grass pollen allergy. The research team examined the hippocampus, the part of the brain responsible for forming new memories, and the site where neurons continue to be formed throughout life. During the allergic reaction, there was an increase in the numbers of new neurons in the hippocampus, raising the question: What could be the consequences of allergies on memory? To read more, click here.

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