In 2018 FDA Tobacco Product Scientific Advisory Committee found that the IQOS did not substantially reduce risks of tobacco-related death and disease, and in 2019, FDA did not approve the products for a risk modification label
Cigars are closer to a sit-down meal than a snack
[7] Validating this product formulation strategy, researchers have found study participants preferred salt-based nicotine over freebase nicotine, noting it was smoother and less harsh, with the greatest appeal among those who never smoked cigarettes
Barr PM, Owen C, Robak T, Tedeschi A, Bairey O, Burger JA , Hillmen P, Dearden C, Grosicki S, McCarthy H, Li JY, Offner F, Moreno C, Jermain M, Zhou C, Hsu E, Szoke A, Kipps TJ, Ghia P
13 Relative to never smokers, mortality risks for a smoking-related cancer were 2.16 times (95%CI, 1.642.86) higher among lifetime non-daily smokers, 3.65 times (95%CI, 3.114.27) higher among non-daily previous daily smokers and 4.88 times (95%CI, 4.575.22) higher among continuing daily smokers
