They say you should use your toothbruh twice a day. But that was before the invention of the toothbrush vibrator.
A quick “sexual accidents during masturbation” Google search gives you an incredible list of the most shameful ways to visit the emergency room.
I guess it doesn’t come as a surprise that 95% of the heroes are males. The vacuum cleaner masturbation is already a classic. However, there are others that make us wonder if a man really landed on the moon, and if so — how?