Given doctors often look in the mouth, the gag reflex is something that is encountered all too often. Suppressing it is even more important when testing or biopsy of an oral mass is required. But suppressing it can be a challenge. Interestingly, 1/3 of the human population lack a gag reflex. The gag reflex has both a physical as well as mental component. The physical gag reflex can be suppressed and will be discussed further here... However, the mental gag reflex (i.e., looking at vomit) …
