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While some studies suggest that smoking does not have a significant impact on testosterone levels, other studies have reported higher levels of total and free testosterone in male smokers compared to non-smokers

On that, the FDA is undecided and has been for some time

Robert Jackler, lead author of the study and a professor of head and neck surgery at Stanford University, wrote

[196] [197] Within the UK Armed Forces, 27% of personnel smoked in 2011, with this declining to 18% by 2020

7,8 A 2012 national survey of youth found that 7.4% of American middle and high school students reported tobacco coupon exposure from digital communications (i.e., email, Internet, social networks, and text messages), compared to 6.0% from mailed coupons

2001 Dec;5(4):167-72