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Final opinion on additives used in tobacco products

It is deemed "generally safe" by the FDA, but inhaling PG in excess can be a cause for concern

In contrast, other cells of the body suffered only indirect damage, as tobacco smoking seems to affect key mechanisms in these cells that in turn mutate DNA. Joint lead author of the study from the Wellcome Trust Sanger Institute says, Our research indicates that the way tobacco smoking causes cancer is more complex than we thought

For example, if youre concerned about smoke, take a photo or video showing just how much is drifting into your yard and home

"If they're not comparing apples to apples, you can't make any kind of a bottom line assumption." Marianna Naum, an acting director with the FDA's Center for Food Safety and Applied Nutrition, who said she holds a doctoral degree, also told us in a separate call that the rumor circulating on Facebook was "not an accurate comparison," adding that with french fries and cigarettes, "there are different absorption pathways of how they would enter the body when something is ingested as opposed to when inhaled," a fact that Wohlford also previously noted

The airways of people with chronic bronchitis may also have been irritated initially by bacterial or viral infections