From the Marlboro Man and "You've come a long way, Baby" to lawsuits and legislation - smoking and efforts to combat its health effects have been highly visible in America for a long time. The dangers of smoking have pushed its popularity way down, and old magazine ads with smiling celebrities pitching cigarettes seem almost surreal to today's sensibilities. The federal government recently stepped up efforts to push younger people away from tobacco products as legislation in December upped the minimum legal age for purchasing tobacco products to 21. It had been 18.

The graphic below shows how cigarette use has changed (it's dropped dramatically since the 1950s), offers a look at smoking rates by state and more.