This study found that of the students had good preventive behavior. The results also show that of the students have only one sexual partner and more than of the students did not have sexual intercourse with unknown partners. Most of the students used condoms when they had sexual activity and more than of the students carried condoms all the time when they went outside for sex. These high percentages for good preventive behavior were found due to the preventive program under the concept of a multi sectoral and multi partner strategic plan implemented in Myanmar in 2005. STD/AIDS teams were set up in every region to provide for the health education and treatment aspects of STD/AIDS and to combat STD/AIDS diseases.