Many of us are taught that swallowing fruit seeds can lead to appendicitis, but is this really true? Well, it's a possibility but it is actually believed to be quite unusual for the consumption of a seed to cause appendicitis. This article from the Medical Journal of Australia discusses research carried out into the association between appendicitis and seeds. Of the 1,409 cases of acute appendicitis studied, in only one case (0.07%) was a fruit seed to blame.