9. Arkansas
Chlamydia: 545
Gonorrhea: 161,1
Primary and secondary syphilis: 4,5
We are continuing our list of most sexually diseased states in America with Arkansas that is ranked 8th among 50 states in chlamydial infections and 6th in gonorrheal infections. Despite the fact that Arkansas is ranked 28th in rates of primary and secondary syphilis, it has relatively high number of congenital syphilis with 50 recorded cases from 2011 through 2015. It is ranked 30th among 50 states when it comes to HIV infections with 258 adults diagnosed in 2015.