The FDA chose nine images from the first proposed 36 after reviewing the related scientific literature, analyzing the results from an 18,000-person study and taking into account more than 1,700 comments from many groups, including the tobacco industry, retailers, health professionals, public health and other advocacy groups, academics, state and local public health agencies, medical organizations and individual consumers
California and Virginia follow closely, each at around 5.6%
The CDC says there is no safe level of exposure to secondhand smoke, and its dangers have been well documented including causing coronary heart disease, stroke, and lung cancer
The Health Consequences of Smoking50 Years of Progress: A Report of the Surgeon General