Oral allergy syndrome is a relatively common condition often experienced by those with hay fever. Here’s everything you need to know. From why some people feel sick when they’re tired to what ...

Medically reviewed by Jurairat J. Molina, MD A citrus allergy is rare, caused by a reaction to certain proteins found in citrus fruits like oranges, limes, and lemons. In some cases, you might have a ...

Pollen food syndrome (also known as oral allergy syndrome) is perhaps more common than you’d think. While 20 percent of the UK are reported to be affected by hay fever at some point in their ...

Itching, tingling, or swelling of the mouth, lips, throat, or tongue after ingesting wheat is a common symptom of oral allergy syndrome. This is a condition that occurs when wheat proteins cause ...

Douglas H. Jones, MD, also discussed oral allergy syndrome in Food Allergy: Fact vs. Fiction. He talked about treatments and triggers — and how allergists can identify these triggers during ...