In 1985, the Department of Defense conducted a study that revealed that smoking rates of military personnel (47%) were significantly higher than that of US civilians (30%) and concluded that smoking had a negative effect on troop readiness.
1985年に、国防総省は軍人の喫煙率（47%）が米国市民の喫煙率（30%）より著しく高いことを明らかにする研究を行い、喫煙は部隊において負の影響をもたらすと結論を下した。