weed smoking vs cigarettes marijuana may be more harmful to lungs than smoking cigarettes, study finds Marijuana vs Cigarettes: Comparing Health

Related: More About E-Cigs and Throat Irritation Keep in mind individual usage will invariably differ: while some pack-a-day smokers may feel satisfied with the 2.4% nicotine level, others may prefer the stronger throat hit of higher nicotine strengths

Effect of free-base and protonated nicotine on nicotine yield from electronic cigarettes with varying power and liquid vehicle

Vaping too much nicotine, however, may yield more potential side effects

Most tobacco is grown in poorer countries, where water and farmland are often in short supply, and where such crops are often grown at the expense of vital food production, the report said