In addition to influencing testosterone, smoking itself disrupts the endocrine system, impacting the production and regulation of hormones critical for various bodily functions such as metabolism, growth, sleep, and reproduction
I particularly like the paragraphs on etiquette - something that all good smokers should know instinctively."..." more
The short version: A starting point, not a rule: adjust by feel after the first bottle
Though mass-production of cigarettes began in the late 19th century, not until after World War II did the kiseru go out of style and become an object of tradition and relative obscurity
Managing individual cigarettes in large quantities is challenging
None of the studies included in the meta-analysis mentioned above used the gold standard method for measuring testosterone