Woosh 
Anyone who has served is more than aware of this. Indeed, I had to endure a bit of ribbing about it when I told my shipmates why I had gone to the doctor—nobody believed my claims of innocence.
I know what you meant, but this is GQ, so I try to provide what clarity I can here.
right
Very unlikely. But recurrent urethritis, or chronic untreated urethritis which remains mostly asymptomatic over time can eventually result in a stricture down the road.
Not my area of expertise, so I’ll let someone who knows respond to this part.
No and no. It is entirely painless. IIRC, you are given a relaxant not an anesthetic. The doctor gave me the option to stay in the hospital overnight to see if I were able to urinate. I refused, and it took another 12 hours before I was able to urinate.