Why is there 2 different conditions? With so many conditional variables, you can't control the accuracy of the answers. You should separate the variable into another set. One for masturbators and one for regular sex.
Even then, the answers may be skewed by intensity of foreplay or other unknown conditions.
How long it takes you to ejaculate? , survey on men’s health issues
Jul 20 2018, 03:34 PM
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