Two years ago, I bought the set of four Peridise massagers with the full intention of using them for anal health, pleasure, and prostate stimulation. In my first session back then, I used the second-smallest Peridise. Against all reason, I decided to go to town. Lots of flexing, breathing, and clenching for an hour and a half. It felt good at the time, but the next day, there were awful health repercussions - they were horrific enough that I gave...