Compared with current smokers, former smokers and never smokers had an older median age at death of 2.5 years. (sciencedaily.com)
While you can't erase the past, quit if you haven't already: MS may progress more quickly in current smokers, according to research. (health.com)
Throughout this period, the prevalence of depression among current smokers was consistently twice as high as among former and never smokers. (sciencedaily.com)