Medical texts are notoriously difficult to understand, filled with complex terms and jargon that can leave even the most educated readers scratching their heads. But what if we could measure just how difficult these texts are, and use that knowledge to make them more accessible? Researchers have tackled this challenge in a new study that delves into the readability of medical sentences, exploring why they're so hard to grasp and what can be done to simplify them. They've introduced a new dataset, MEDREADME, which contains thousands of medical sentences annotated with readability ratings and pinpointed complex spans of text. This dataset goes beyond simple readability scores, categorizing medical jargon as "Google-Easy" (understandable with a quick search) or "Google-Hard" (requiring deeper research). The study also examines how professional editors simplify medical jargon, revealing that they often delete or rephrase the most difficult terms. Interestingly, the research shows that simply adding the number of jargon terms in a sentence to existing readability formulas significantly improves their accuracy. This suggests that identifying and addressing jargon is key to making medical texts more accessible. The implications of this research are significant. By understanding what makes medical texts difficult, we can develop better tools and techniques for simplifying them. This could lead to more effective communication between healthcare professionals and patients, empowering individuals to make informed decisions about their health. The future of medical communication may lie in personalized simplification tools that tailor medical information to an individual's reading level and specific needs. This research is a crucial step towards that future, paving the way for more accessible and understandable medical information for everyone.