In a study, U.S. researchers have found an increase in the number of teenage girls who involve in sex - quadrupled over the last 50 years. Girls lose their virginity at the age of 19, and for boys it was 18, but both falls to 15 for which the reasons may be less guilt about having sex and an increasing acceptance of premarital sex.
The study done by Jean Twenge, associate professor in psychology at San Diego State University in California, was relevant to studies done at Britain, and it were compiled from 530 studies with a total of 270,000 people involved between the year 1943 and 1999, possibly looking at their lifestyles.
In the earlier years (1950) only 13 per cent of teenage girls admitted to being sexually active, compared with more than 60 per cent of boys. But recently in the 1990s, 47 per cent of teenage girls were found to be sexually active.
Institute of Health and Community Studies at Bournemouth University have found by a study, that girls were more likely to drink, smoke, steal and take drugs and started to underage sex earlier than boys.
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