The meningococcal vaccine that’s recommended for teenagers (although not enough of them get it) may have an Easter egg. In addition to protecting people from meningitis, a New Zealand study found that people who got the vaccine also had lower rates of gonorrhea. (Gonorrhea and the meningococcal bacteria are closely…
Source: LifeHacker – The Meningitis Vaccine Seems to Protect You From Gonorrhea Too