An estimated 499 million curable sexually transmitted infections (STIs; gonorrhea,
chlamydia, syphilis, and trichomoniasis) occurred globally in 2008. In addition, well over 500
million people are estimated to have a viral STI such as herpes simplex virus type 2 (HSV-2)
or human papillomavirus (HPV) at any point in time. STIs result in a large global burden of
sexual, reproductive, and maternal-child health consequences, including genital symptoms,
pregnancy complications, cancer, infertility, and enhanced HIV transmission, as well as …

… STIs and global public health ❑ STIs have profound impact on sexual, reproductive, and
maternal-child health … ❑ New diagnostic tests and drug regimens needed, with continued
work toward developing vaccine …