first intercourse การใช้

• _Early age at first intercourse.
• The proportion of sexually active teen girls using contraception, even at first intercourse, is increasing.
• On the contrary, it said sex education " helps delay first intercourse " and reduces teen pregnancy.
• The second NATSAL showed that the average age of first intercourse had dropped from 17 in the 1980s to 16.
• It is a misconception that the hymen always tears during first intercourse or that intercourse is required to rupture the hymen.
• Condom use at women's first intercourse has jumped to 54 percent, up from 36 percent in the late 1980s.
• In 1982, about 28 percent used a condom at first intercourse, but by 1990 the figure had risen to 55 percent.
• The percentage of teenage girls who use contraceptives at their first intercourse has jumped from 48 to 78 since the early'80s.
• Behaviors associated with spread of the diseases, such as first intercourse at a young age and violence against women, are commonplace.
• In each case, prevention programs stressing condom use, delayed age at first intercourse and reducing sexual partners played a big role in lowering infection rates.
• The New Zealand researchers, from the University of Otago Medical School in Dunedin, cited familiar reasons for the falling age at which first intercourse occurs.
• In each case, prevention programs stressing condom use, delayed age at first intercourse and reduction of sexual partners played a big role in lowering infection rates.
• One theory involves differences in the patterns of sexual activity, including number of sexual partners, age at first intercourse and frequency of sexual contact with prostitutes.
• I noticed that people use the clumsy phrase " losing ( one's ) virginity " to refer to a person having his / her first intercourse.
• One-fifth of the unmarried teen-agers who get pregnant do so within the first month of first intercourse and one-half within the first six months.
• The AGAT polymorphism is associated with age of first intercourse in females, with those homozygous for long repeats more likely to have sex before age 15 than any other genotype.
• More young people are also choosing abstinence, and those who choose to have sex are using contraceptives at first intercourse, according to the latest figures from the Center for Health Statistics.
• Many spouses tend to engage in virginity tests based on the fact the hymen did not bleed after the first intercourse, leading to countless social problems in many middle-eastern countries.
• :Some statistics on frequency this can be found here . ( They are probably for the US in particular . ) The same page also has statistics on age of first intercourse.
• Girls not engaged in sports were about twice as likely as athletes nationwide to experience their first intercourse between the ages of 10 and 13 ( 15 percent and 8 percent, respectively ).