Study finds 1 in 4 US teens has a STD

– At least one in four teenage girls nationwide has a sexually transmitted disease (STD), or more than 3 million teens, according to the first study of its kind in this age group.

The teens were tested for four infections:

Human papillomavirus, or HPV, which can cause cervical cancer and affected 18 percent of girls studied

Chlamydia, which affected 4 percent

Trichomoniasis, 2.5 percent

And genital herpes, 2 percent.

http://news.yahoo.com/s/ap/20080311/ap_on_he_me/teen_stds