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.

Experimental drug helps you age gracefully

Researchers in the U.S. say they believe an experimental drug designed to kick-start growth hormones in humans may also be of advantage in the aging process.

22 Jun 2006

New research on brain, hormones and behavior

New clinical and basic science research findings focusing on the interaction between hormones and the brain and its influence on behavior will be presented for the first time at the 6th International Congress of Neuroendocrinology.

6 Jun 2006

Treatment for anorexia nervosa

Treatment for anorexia nervosa appears to have improved outcome in terms of recovery and fertility and reduced the usual long-term excessive mortality.

23 May 2006

$Childhood arthritis increases the risk of fractures$

Childhood arthritis increases the risk of fractures

Childhood arthritis increases the risk of fractures, particularly during adolescence, according to a large study of British patient records. The researchers say that more targeted treatments promoting bone health would benefit patients with childhood-onset arthritis throughout their lifespan.

8 May 2006

WRN exonuclease structure and molecular mechanism imply an editing role in DNA end processing

A team of scientists from Lawrence Berkeley National Laboratory and the Scripps Research Institute has determined the crystal structure and molecular mechanisms of a key part of WRN, a protein that protects humans from premature aging and cancer.

23 Apr 2006

HPV vaccines provide hope for major international programmes of primary prevention

Parents of young girls may soon be offered the opportunity to have their daughters immunised against a sexually transmitted virus that is the major cause of cervical cancer, the 4th International Conference on Teenage and Young Adult Cancer Medicine.

3 Apr 2006

Insulin levels in African American children worsen as they progress through puberty

...while those same levels don't change in their Caucasian counterparts, says new University of Alberta research that shows puberty is a key developmental period affecting diabetes risk.

13 Mar 2006

As children transform into adults some of the genes involved in controlling their blood pressure change as well

The study of black and white identical and fraternal twins showed that changes in gene expression between ages 14 and 18 accounted for up to one third of the blood pressure variation that occurred by age 18, says Dr. Harold Snieder, genetic epidemiologist at the Medical College of Georgia.

7 Mar 2006

Sperm banking should be a routine part of treatment for teenage cancer patients

Teenage boys being treated for cancer should be encouraged to bank their sperm so they might enjoy a family life in the future, say researchers at the University of Manchester.

From The University of Manchester 1 Mar 2006

Anabolic steroids flip the adolescent brain's switch for aggression

Anabolic steroids not only make teens more aggressive, but may keep them that way into young adulthood. The effect ultimately wears off but there may be other, lasting consequences for the developing brain.

27 Feb 2006

Discovery of mechanisms responsible for the difference in immune response between male and female mice

The differences in the male and female immune responses, which make females more prone to autoimmune disease and males more subject to infections, are established during puberty.

23 Feb 2006

Puberty means girls more at risk of insomnia than boys

According to a new U.S. study of 1014 adolescents who were 13 to 16 years of age, almost 11 percent had suffered from insomnia at some stage.

19 Feb 2006

Causes of type 1 diabetes

Scientists are casting a wide, tightly woven net with the goal of catching the causes of type 1 diabetes.

16 Feb 2006

Not every stutterer is a problem case: over-reacting can make stuttering worse

If a child often stops in the middle of a sentence and repeats individual sounds or syllables, this does not inevitably mean that the child is a stutterer.

16 Feb 2006

Girls are catching up with boys in use of illicit substances

Despite commonly held beliefs that boys are at higher risk for using illegal substances, data indicate that girls have caught up with boys in illicit drug and alcohol use and have actually surpassed boys in cigarette and prescription drug use. There are also more girls who are new users of substances than boys.

13 Feb 2006