Multiple sclerosis (MS) is an autoimmune condition in which the immune system mistakenly attacks the central nervous system. Reporting on the latest work, researchers describe a new approach intended to identify brain lesions that were previously undetectable. The coverage frames the development as a potential advance for spotting MS-related changes earlier or more reliably, though details of the technique and its validation are not provided in the available excerpts. The articles also note that MS affects about 150,000 people in the UK. Overall, the sources focus on both the proposed diagnostic improvement—particularly for lesions that conventional methods may miss—and broader public-health concern about MS case increases among younger people, as mentioned in one outlet’s framing. The information presented here centers on the existence of the detection method and the stated prevalence in the UK, without specifying study size, location, or performance metrics in the supplied text.