Yes. In the public health course I took last semester, road traffic accidents were the most common form of death by injury, if I remember correctly. Turns out,

Yes. In the public health course I took last semester, road traffic accidents were the most common form of death by injury, if I remember correctly. Turns out, tobacco use is the leading cause of preventable death worldwide, a label applied to diseases that can be avoided through the use of vaccination or healthy behavior. "Preventable" has a fairly specific meaning in the public health community, as opposed to its common-use dictionary definition. Obviously, the latter isn't very useful since most ailments are "preventable" if you think broadly enough.