tobacco periodontal disease Smoking and Gum Diseases Mechanisms by which smoking worsens

"The association of spirometric small airways obstruction with respiratory symptoms, cardiometabolic diseases, and quality of life: results from the Burden of Obstructive Lung Disease (BOLD) study"

One of the things that we know evolutionarily is that the only species that seem to have done well, and this is a gross generalization, its not always true, but in general, the only species that seem to have done well are species that have the capacity to develop automatic habits

) (National Academies Press, 2018)

No census of experts exists, preventing any kind of sampling, and participation was voluntary, but the response rate was almost 50%