Millennials (aka people born between 1981 and 1996) seem to be aging at a slower rate than previous generations… but no one agrees on why. Some say it’s because they’re just immature, dodging responsibilities and spending too much time on nostalgia. Others blame the rise of cosmetic procedures and the increased focus on looks in our social media focused world combined with the lack of access to the old school markers of “adulthood.” So let’s take a deeper look at this perceived collective youthfulness of millennials, and how cultural shifts have changed our image of adulthood.