Multiple Sclerosis is an extremely frequent non-traumatic debilitating illness affecting youngsters. Multiple Sclerosis is becoming more common across the globe, as is the disease's economic effect. The fundamental etiology of Multiple Sclerosis plus the processes causing this rise remain unknown, yet complicated interactions between genes and the environment virtually definitely play an important part. The major source of injury in MS is swelling of the brain and spinal cord. The exact ingredients that cause this type of inflammation are unclear. According to research, environmental, genetic, and viral causes may all have a role in the onset of MS. MS statistics suggests that reduced blood vitamin D levels, cigarette smoking, obesity in kids, and Epstein-Barr virus infection all have a role in disease progression. Because of advancements in diagnostic procedures and standards, patients with MS can now be identified at a younger age. Along with this, the quantity, effectiveness, and danger of MS therapies have risen tremendously. The prospect of a 'pre-symptomatic MS' diagnosis, which might lead to the investigation of possible preventative therapies. MS epidemiological studies, probable aetiological variables, and pathogenesis are all reviewed throughout this detailed study prior proceeding on to therapeutic elements of MS diagnostic and therapy. Recent encouraging investigations of condition-modifying medications in progressive form of MS offer persons alongside severe MS the hope of slowing the progression of the disease while keeping residual functioning. It turns out that drugs appear to work at several stages of the illness's progression puts challenge on the traditional two-stage model of MS's inherent course.