Testicular torsion. Or when your sack is in an uproar.
www.sexwithsue.com When I was a kid we lived in the country, and I had a horse named Scooter. Scooter died suddenly from a horse disorder called colic that has twists up their stomach's (horses can't throw up) when they eat too much grain. Apparently it is very painful for horses, and I was understandably very upset…
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