The following is a timeline diagram of multiple sclerosis shows stages, listing each stage on the right next to the duration of that stage. The progression from stage to stage reflects the change over time, and is depicted by lines. Beginning with the clinical control stage, the picture proceeds in stages, each with different symptoms and periods. As the disease progresses, phases include secondary progressive or primary progressive stages, marked by different periods. This comprehensive image visually captures the moments of multiple sclerosis, helping to understand its evolving nature