At the risk of a flame, consider the following:
Acute doses of THC or CBD at 10 mg/kg significantly depressed testosterone formation in testis microsomes.
1: Drug Metab Dispos. 1977 May-Jun;5(3):268-72.
Site of Inhibition of Leydig Cell Testosterone Synthesis by 1-Tetrahydrocannabinol
1: Molecular Pharmacology, Vol 15, 633-640, Copyright © 1979 by the American Society for Pharmacology and Experimental Therapeutics
I could go on all day, but you get the point....