Read the following article and answer the question.

It seems I may have a bacteria in my stomach , and today I had to have a biopsy done to check for it . The following is an account of my day . I was worried about having the scope put in because I have a very strong gag reflex . Turns out I was worried for no reason .

What is the reason I was worried ?
I was worried that the scope would cause me to vomit .