> It is well documented that testosterone levels have greatly declined in the last 100 years. One factor is the decline in smoking. Nicotine raises testosteron

> It is well documented that testosterone levels have greatly declined in the last 100 years. One factor is the decline in smoking. Nicotine raises testosterone levels. https://pubmed.ncbi.nlm.nih.gov/17163954/ https://pubmed.ncbi.nlm.nih.gov/17163954/ Nicotine is a drug like any other and has all kinds of side effects, some that can be seen as beneficial. Like, if you think you're going to get shot in the next 3 hours, yeah, you should probably smoke a cigarette. Otherwise, stay away from the stuff.