Related by context. Frequent words. (Click for all words.) 54 sexually active 53 abstinence 50 premarital sex 49 abstinent 46 STDs 45 binge drink 45 risky behaviors 43 circumcised 43 Abstinence 43 intercourse 43 tenofovir 43 contraception 42 teen pregnancies 42 circumcision 42 heterosexual 41 unprotected sex 41 anal sex 41 monogamous 41 topiramate 40 sexually transmitted infection 40 monogamy 40 STIs 40 heterosexuals 40 oral contraceptives 39 adolescents 39 sexually transmitted diseases 39 GLSEN 39 unintended pregnancy 39 unwanted pregnancies 39 HIV infection 39 teen pregnancy 39 binge drinking 39 Adolescent Health 39 virginity 39 chastity 39 homosexual 38 HIV infections 38 bisexual 38 HPV vaccine 38 condom 38 fat diets 38 Truvada 38 male circumcision 38 HAART 38 binge drinkers 38 childbearing 37 unintended pregnancies 37 celibacy 37 condoms 37 sexually transmitted infections 37 multivitamins 37 parental permission 37 marriages 36 Guttmacher Institute 36 microbicide 36 ejaculation 36 HPV infection 36 sexual intercourse 36 pregnancies 36 heterosexual marriage 36 HIV infected 36 teenage pregnancies 36 gay marriage 36 contraceptives 36 puberty 35 cohabiting 35 emergency contraception 35 orgasms 35 sexually transmitted 35 chlamydia 35 legalized abortion 35 morally acceptable 35 Evangelicals 35 preterm birth 35 HIV prevention 35 abortions 35 hip fractures 35 suicidal behavior 35 quitting smoking 35 bisexuals 35 Gardasil 35 Pap smears 35 syphilis 35 civil unions 35 masturbation 35 HPV 35 erections 35 Pap smear 35 uninfected 34 calcium intake 34 sexual encounters 34 antiretroviral therapy 34 teenage pregnancy 34 smoked pot 34 promiscuous 34 unwed 34 hormone therapy 34 HIV prevalence 34 virgins 34 orgasm 34 severely obese