girls 2 1

Tag: "girls" at biology news

A gene's first 'kiss' sets off that affair known as puberty

Puberty, that awkward phase when boys and girls are primed for their sexual reproductive years as ...l changes, including the development of breasts in girls and voice change in boys. As such, this research begins to answer one of the most vexing questions a...

Beauty queens urge girls not to sacrifice their bones

...auty queens from four continents today appealed to girls and young women to realize that modern ideas of "b... and 2003, noted that many pre-teenage and teenage girls worldwide have an obsession with beauty at the expense of health. The beauty queens pointed out tha...

Studies clarify risk factors for mother-to-child transmission of hepatitis C virus

...ow available online. One study found that infant girls are twice as likely to be infected as infant boys. Both studies provide new information with which to counsel pregnant women infected with HCV. Taken together, the two new studies expand upon preliminary data from smaller studies of mother-to-child ...

Womb needed for proper brain development

...ults are based on a study of 80 premature boys and girls whose birth weight was less than 1,000 grams (about 2.2 pounds), and who were born just 26 weeks into a normal 40-week pregnancy. Clinical ultrasounds of the premature infants' brains were done at birth and again when they were discharged from hospit...

Parents need to be educated about HPV vaccinations for daughters

London, UK: Parents of young girls may soon be offered the opportunity to have their ...oved for use, then they could be used to vaccinate girls at puberty in order to prevent HPV infection. By preventing HPV infection, this could have the effe...

Teens unaware of sexually transmitted diseases until they catch one, Carnegie Mellon study finds

Most sexually active teenage girls know relatively little about sexually transmitted ... The results came from a survey of 300 adolescent girls in the Pittsburgh area. The researchers gave the girls a test to gauge their knowledge of eight STDs...

New HIV study identifies high-risk subgroups of adolescents

... high-risk boys and three patterns among high-risk girls ages 15-21 in Atlanta, Miami, and Providence. They...bers of mental health issues, whereas the group of girls who reported only moderate amounts of unsafe sex acts had significantly higher levels of substance a...

New technology addresses female fertility preservation

...ns for the preservation of fertility for women and girls with cancer," said Teresa K. Woodruff, Professor of Neurobiology and Physiology who led the study together with Lonnie D. Shea, Associate Professor of Chemical and Biological Engineering. "This system establishes a core technology for human egg banks...

Handling HPV vaccines and screening: The views of 100 authors

...g with the offer of HPV vaccines to pre-adolescent girls and the optional vaccination of young and middle-age women, HPV vaccines may in some instances be recommended as a universal vaccine for both genders towards the prevention of cervical cancer. "An unprecedented and phenomenal challenge for Public Hea...

Did 'ABCs' cause Uganda's fall in HIV rates?

...and protection against HIV," they say, "puts these girls at great danger of exploitation and ignorance, depriving them of the opportunity to learn the needed tools to approach sexuality in a healthy and informed manner." ...

Failure to meet United Nations sanitation target could affect millions of the world's poorest

...ol," she said, noting that school attendance among girls goes up when there are separate sanitation facilities, especially after they reach puberty. Better water and sanitation also can reduce the time that women and children spend fetching clean water, giving them more time to attend school or engage i...

20-year study shows significant rise in childhood obesity, especially among girls

Four-year-old girls are six times more likely to have a Body Mass Inde...ded in the research. They also found that young girls were much more likely to be overweight or obese than boys. For example, in 2002 the average ten-y...

Pitt study notes decline in male births in the US and Japan

...nd significantly fewer boys being born relative to girls in the U.S. and Japan, and that an increasing proportion of fetuses that die are male. They note that the decline in births is equivalent to 135,000 fewer white males in the U.S. and 127,000 fewer males in Japan over the past three decades and sugges...

Study shows continued success for new HPV vaccine against virus responsible for cervical cancer

...oversy has been raised about giving pre-adolescent girls a vaccine for a sexually transmitted disease, Dr. Ault argues, "young women, young girls make very good immune responses to this vaccine, so that will enhance their protection." Research...

1