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The experience opens with a rush of vibrant citrus and the clean scent of crisp, mountain air, instantly evoking a sense of boundless possibility

Dr Joel Kaufman, from the University of Washington, said: "We were surprised to see how strong air pollution's impact was on the progression of emphysema on lung scans, in the same league as the effects of cigarette smoking, which is by far the best-known cause of emphysema." Ground-level ozone is produced when UV light reacts with pollutants from fossil fuels, and the process is accelerated by heatwaves

This color December 21, 1948 ad states Merry Christmas for every smoker

Although they are often touted as being safer than traditional cigarettes, they still contain tar and other carcinogens that are in ordinary cigarettes