#10 Sickness and infection

Image Source: Lauri Rantala
Another startling discovery made by scientists was that the use of e cigarettes could make it more difficult to kill off certain bacteria, like those that normally cause pneumonia. Researchers found that exposing the bacteria to vapor from e cigarettes caused them to produce a thicker and more effective biofilm defense that made them less susceptible to attack by the body’s own natural immune system defenses.