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is tobacco the leading cause of death Smoking a global preventable disease and death: 22% of world's adults are smokers. https://t.co/elRXtdEdN1 Health effects of smoking tobacco
Description
Both McKone and Stepanov said the heated tobacco devices appear to be somewhat more difficult to conceal than e-cigarettes, which have proven to be a stubborn presence in schools
However, in a study evaluating hormone levels in 889 fertile men divided into mild, moderate, and heavy smokers, no significant differences in FSH, LH, or serum total testosterone levels were observed [79]

(+1) Consistent Across Multiple Samples

Most descriptions I have read from others have tuned me out

The problem is, there are a lot of products that could be used with tobacco or marijuana

If you vape where its not allowed, you risk fines or being stopped by security
