My wife and I are going through IVF(in vetro fertilization) to get pregnant.  This process requires that I administer intramuscular injections daily to her but cheek, and every 3 days it’s two injections.  So I made a deal with her.  If she has to get shots in the but every day for us to have a baby, I should be required to endure daily shots(kicks) to the balls, so we both have some discomfort from the ordeal.  She liked this idea a whole lot.  So we made the terms.  On the single shot…