Puberty News and Research

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Puberty is the maturation stage a person goes through when they develop secondary sexual characteristics. Usually, puberty occurs between the ages of 8 and 12 years in girls and between 9 and 14 years in boys.

Link between small birth size and changes to the CV system that predispose to disease in later life

Researchers have found the first evidence that smaller size at birth is associated with specific alterations in the functioning of the heart and circulation in children and that these changes differ between boys and girls.

22 Jul 2008

Experts call for sex education for 4 year olds

Leading British charities are calling for sex education to be taught to children as young as four in an attempt to bring down the rising rates of abortion and sexually transmitted infections.

7 Jul 2008

Gene change sheds light on sex development disorder

One in 4,500 people suffer from a group of conditions known as sex development disorders (DSD) which occur when the sex chromosomes do not match the genitalia.

7 Jul 2008

Pregnant mums on a high fat diet put daughters at risk later in life

According to new research mothers who eat a high fat diet while pregnant increase their daughters risk of obesity and breast cancer.

17 Jun 2008

Prenatal nutrition and nutrition during childhood interact to alter puberty

A high-fat diet during pregnancy and nursing may lead to the child having an early onset of puberty and subsequent adulthood obesity, according to a new animal study. The results were presented Monday, June 16, at The Endocrine Society's 90th Annual Meeting in San Francisco.

16 Jun 2008

Nutrition for the growing athlete: The good, the bad and the ugly

For millions of American children and teens playing sports, good nutrition is critical for maximum health, performance and normal growth.

8 May 2008

Chemical in plastic baby bottles worrying Brits

Concerns raised by scientists in the U.S. last month about Bisphenol A, a controversial chemical found in most plastic baby bottles has led to calls from groups in Britain for all baby bottles to be clearly labelled.

7 May 2008

Connecticut HIV/AIDS advocates, teenagers call for passage of bill that would provide grants for comprehensive sex education

HIV/AIDS advocates and teenagers from Healthy Teens Connecticut on Wednesday in Connecticut rallied at the state capitol and called on lawmakers to pass a bill that would provide $500,000 in state grants for comprehensive sex education, the Hartford Courant reports.

26 Apr 2008

Developmental changes during the teenage years raise men's heart disease risk

Normal developmental changes during the teenage years leave young adult men at higher risk of heart disease than their female counterparts, researchers report in Circulation: Journal of the American Heart Association.

21 Apr 2008

Boys are twice as likely as girls in the U.S. and Asia to receive growth hormone

Boys are twice as likely as girls in the U.S. and Asia (mostly Japan) to receive recombinant human growth hormone (rhGH) for growth hormone deficiency, illnesses that affect height, and short stature of a non-medical nature.

17 Apr 2008

Warning about chemical found in plastic bottles and food containers

A chemical used to make plastic bottles and other food containers, is suspected to be linked to hormonal and neurological problems.

17 Apr 2008

Soy appears to protect against development of breast cancer

Evidence is growing from animal and human studies that genistein, a potent chemical found in soy, protects against development of breast cancer - but only if consumed during puberty, says a Georgetown University Medical Center researcher in the British Journal of Cancer published online today.

10 Apr 2008

More Canadian children are surviving cancer

This year's report includes a special section on childhood cancer and reveals that the five-year survival rate for all childhood cancers is 82 per cent - an 11 per cent increase during the past 15 years.

10 Apr 2008

Pediatricians alerted to the developmental nature of underage drinking in special journal supplement

In a special supplement to Pediatrics, edited and sponsored by the National Institute on Alcohol Abuse and Alcoholism (NIAAA), physicians will have access in one place to the reviews and analyses of current research on biological, behavioral, and environmental changes during childhood and adolescence that foster the initiation, maintenance, and acceleration of illegal use of alcohol by underage youth.

7 Apr 2008