Around 1.1 billion people aged 15 and over smoke, with 80% living in LMICs (low and middle income countries). Tobacco growing and consumption have become concentrated in the developing world where the health, economic, and environmental burden is heaviest and likely to increase. July 2019.
There is a growing body of evidence to suggest that smoking is an independent risk factor for diabetes and that among people with diabetes, smoking aggravates the risk of serious disease and premature death. November 2017.