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Kosmider L, Cox S, Zaciera M, Kurek J, Goniewicz ML, McRobbie H, Kimber C, Dawkins L

Various forms of nicotine products like cigarettes, gum, and chewing tobacco may affect reproductive changes and testosterone levels in individuals

Yet research finds that smoking pipes or cigars causes harmful health effects similar to those of cigarettes

This study was approved by the QBB institutional review board (IRB) and Qatar University IRB, where the study was conducted

Upon checking, they observed high levels of estrogen synthase in the thalamus, hypothalamus, and amygdala regions, which is caused by nicotine exposure

Rinse your mouth with water before testing to clear out any residual substances that may affect the results