Sexual intercourse teens

NCBI Bookshelf. The initiation of sexual intercourse is an important topic in the study and prediction of fertility. In their theoretical analysis of fertility and its determinants, Davis and Blake argued that socioeconomic and other factors affect fertility only through its proximate determinants, that is, through exposure to sexual intercourse, exposure to conception, given intercourse, and gestation and successful parturition, given conception. Since under all but exceptional circumstances, conception does not occur without it, sexual intercourse is the first of these proximate factors to be examined.

Many young people engage in sexual risk behaviors and experiences that can result in unintended health outcomes. Half of the 20 million new STDs reported each year were among young people aged 15 to 24 3. Nearly , babies were born to teen girls aged 15—19 years in The correct and consistent use of male latex condoms can reduce the risk of STD transmission, including HIV infection.

All teens have sexual lives, whether with others or through fantasies. An important part of adolescence is thinking about and experimenting with aspects of your sexuality. This will help you to grow and discover who you are.

The share of high school students who are sexually active has fluctuated since , ranging from 30 to 38 percent. In , Appendix 1 Among black students, however, the proportion who reported they were sexually active decreased from 59 percent in to 33 percent in The proportion of high school students who reported they had ever had vaginal sexual intercourse declined between and , from 54 to 46 percent. Between and this figure fluctuated only slightly, and then further declined to 41 percent in