The role of e-cigarettes, or nicotine
vaping products, in tobacco control
has been controversial from the outset.
Early divisions among public health
experts led to polarized coverage in the
media, confused messages to the public,
and inconsistent policymaking between
jurisdictions. For many authorities in the
United States, the potential health
harms of e-cigarettes and youth-vaping
concerns were overriding considerations. For others (most notably in the
United Kingdom), those risks have been
balanced more explicitly against the
potential benefits for smokers of easy
access to nicotine vaping products. [...]