5 little-known things that are just deadly as smoking, according to science
Oct 29, 2017, 21:02 IST
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The rate of American adults who smoke has declined from 42% in 1965 to 15% in 2015.
However, there are a number of risk factors taking its place, many of which stem from people's growing preference for sedentary, isolated lifestyles.
As smoking makes its exit in the US, here are the risk factors science says to keep an eye on.