When it comes to sex, you hear so many stories that it's hard to know what to believe. Everyone wants to be an expert on the subject, but the best way to be safe is to know the facts.

Does a big penis make it more likely to get pregnant? How about lubricant? Sex myths can be silly, but separating myth from fact is important. Believing a myth about sex can be harmful to your health. Despite the prevalence of sex in today's media, discussing it still remains taboo in certain societies but without proper sex education, myths continue to increase.

Can you tell what is a myth when it comes to sex? Take this quiz created by Dr. Amos Grunebaum and find out!