“…Photo stories, also called ‘fotonovelas’, are small publications, often in booklet format, that tell a dramatic story by means of photographs and short and easily readable captions. Photo stories are increasingly used as health communication tools to educate, support and empower people with lower levels of health literacy with respect to various health subjects [17,18,19,20,21,22,23]. The integrated presentation of textual and visual information to support information processing and learning is in line with the principles of multimedia understanding, which posit that the integrated presentation of textual and visual information can minimize cognitive load and thus support learning [24,25,26].…”