"Urethritis" simply means inflammation of your urethra, the pipe in your cock that you piss down. NSU is caused by bacteria living in your arse, cock and mouth however; you only get NSU in your cock.

How's it passed on: Through unprotected

• Fucking & being fucked
• Sucking & being sucked

Symptoms: There may be no symptoms. But 10 to 20 days after getting infected you might notice:

• Pain when pissing
• A white-ish discharge from the cock

Treatment: It is diagnosed with a sample of your piss or taking a swab from your urethra. It can be treated with antibiotics.