CDC: 110 Million Americans Have STDs At Any Given TimeNearly 20 million cases of a sexually transmitted disease infection are reported each year in the United States and the number could be higher because many sufferers don't show symptoms.
CDC: Syphilis Reaches Highest Level Since 1995, Steady Rise In Gay And Bisexual MenHealth officials say syphilis has reached its highest level since 1995 with the increase all in men.