If you don't use a condom the next time you have sex, you will be acting just like 66 percent of New Yorkers. "Only one in three adults in the city used a condom the last time they had sex — or just 31.8 percent of the more than 4 million sexually active New Yorkers," The New York Post reports, with numbers coming from a recent Health Department poll.

That's a lot of unprotected sex, when you consider that there's plenty of sex that's going on in this city. Plenty. A study by Trojan in 2012 found that New Yorkers have sex 156 times a year on average (around 3 times per week), a number much higher than the national average. So that's possibly 156 condomless sexual encounters a year for most New Yorkers, if we're combining the two statistics. And further, "some 771,000 New Yorkers had two or more sexual partners last year, it found. Of those, 457,000 boasted having three or more partners," The Post adds.

As the safe sex sages known as TLC once told us, all this unprotected sex comes with consequences. Of course, some of those consequences are taken care of by the pill. The other consequences, not so much. Last December a study from the Department of Health and Mental found that there are parts of the city which are plagued with rising rates of multiple STDs