do heated tobacco products have less odor Increase Risk of COVID-19 Infection Vaping vs Smoking vs IQOS:

But does that belief hold up to scientific scrutiny

Bacteria found in the tobacco easily enter the bloodstream through the mouth "A further danger is that several species of Bacillus, as well as some Stapphylococccus epidermidis and Staphylococcus hominis strains can reduce nitrates to nitrites, which can potentially lead to formation of carcinogenic, tobacco-specific N'-nitrosamines within the tobacco products." And as many users often have problems with gum disease and other oral health issues caused by the smokeless tobacco products, this allows bacteria to easily enter into the bloodstream

To cope with unfavorable environmental conditions, plants have evolved sophisticated defense strategies at multiple levels to maintain their growth, development, and cellular processes

In the context of Naltrexone use, dizziness results from alterations in blood pressure or central nervous system activity