smoking

For December 2015 we have selected: Ramanujam R, Hedstrom A-K, Manouchehrinia A, et al. Effect of smoking cessation on multiple sclerosis prognosis. JAMA Neurol 2015; 72(10):1117-1123. The usual course of multiple sclerosis (MS) is characterized by the conversion to secondary progressive disease within about 20 years from the first attack. Great efforts are currently made to modify the disease progression with the use of aggressive and expensive medical treatments.