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Mum always warned us, “Don’t kick a boy in the balls too much, because you can make him infertile.” But how accurate is this old wives tale? Can regular daily ballbusting make a boy infertile by reducing sperm quantity or quality? Ballbusting Scientist Stacy had to find out!

First I used a sperm count fertility test on this guys semen sample. He hadn’t been allowed to cum for weeks. Then, every day for one whole week I delivered the most devastating full-power 10/10 running ball kicks. I held nothing back,... Show more