The One Show star Megan McKenna opened up (Image: BBC) BBC's The One Show star Megan McKenna was rushed to hospital after a severe allergic reaction. While presenting a segment on allergies with Alex Jones and Jermaine Jenas, she revealed her own terrifying experience. In a flashback video from April 2024, she described her symptoms: "I'm still very swollen underneath my neck and underneath my tongue.

" She further explained: "In April, I was rushed to hospital after having a serious allergic reaction to my medication. My neck and tongue swelled to the point where I had to call 999 and was taken to A&E. I also have a wheat allergy, so all my life I've had to be really conscious about what I eat.

" She expressed her concerns for her unborn child due to her wheat allergy. Megan also discussed a study that found children are less likely to develop peanut allergies if exposed to them at a young age. function loadOvpScript(){let el=document.

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