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Oral allergy syndrome (OAS) or pollen-food allergy syndrome (PFAS) is a type of allergy classified by a cluster of allergic reactions in the mouth and throat in response to eating certain (usually fresh) fruits, nuts, and vegetables. It typically develops in adults with hay fever. [1] It is not usually serious. [2]
“Different allergens and pollen spike throughout the year, and it can sometimes be difficult to diagnose gastrointestinal issues due to seasonal allergies because oftentimes upper respiratory ...
According to the CDC, 6.2% of adults and 5.8% of children have food allergies. Food allergies can range from mild to extremely severe, even life-threatening. There are also food intolerances ...
A food allergy is an abnormal immune response to food.The symptoms of the allergic reaction may range from mild to severe. They may include itchiness, swelling of the tongue, vomiting, diarrhea, hives, trouble breathing, or low blood pressure.
Skin prick testing is a common way of testing for an allergy. Other ways to test for allergies can be challenge testing, which consists in feeding a very small and measured amount of the allergen to the patient and monitor the reaction. [2] This should only be done by a doctor under surveillance. [citation needed]
On Wednesday the FDA announced certain grease-proofing substances containing per and polyfluoroalkyl substances, or PFAS, would no longer be sold for use in food packaging in the U.S.
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