Washington, June 13 (ANI): Girls between 9 and 12 years of age with higher-than-average levels of bisphenol-A (BPA) in their urine had double the risk of being obese than girls with lower levels of BPA, a new study has found.

Washington, May 18 (ANI): People who have their first drink during puberty have a greater risk of developing alcohol problems later in life, new research has suggested.

London, Jan 25 (ANI): 'Man flu' really does exist, as according to a study, men suffer more with coughs and colds because they have extra temperature receptors in the brain and so experience worse symptoms.

Sydney, Dec 4 (ANI): High school students from Australia say they are not getting sex education soon enough and want topics like puberty and pregnancy discussed in primary school, a Victorian study has revealed.

London, Nov. 1 (ANI): The onset of puberty has fallen by more than five years in girls - with experts blaming kids' unhealthy lifestyles for it.

Washington, October 28 (ANI): A fire retardant used in polyurethane foam in a wide variety of products, ranging from mattresses to infant nursing pillows causes extreme weight gain, early onset of puberty and cardiovascular health effects in lab animals, according to a new study spearheaded by researchers from North Carolina State University and Duke University.

Melbourne, September 17 (ANI): A new national physical education curriculum that will start teaching children to "recognise sexual feelings" from age 11 or 12 has been criticised by religious schools in Australia.

Washington, September 14 (ANI): Slow-wave sleep or 'deep sleep' is intimately involved in the complex control of the onset of puberty, a new study has suggested.

Washington, August 1 (ANI): In addition to a host of other physical and psycho-social concerns, childhood obesity could be related to growing problems with infertility, say researchers.

Washington, June 27 (ANI): Exposure to the environmental contaminants polychlorinated biphenyls, or PCBs, in the womb causes long-term changes to the developing brain that have adverse effects on reproductive function later in life, a new study has found.

Washington, June 1(ANI): Neil Patrick Harris has revealed that he knew he was attracted to other boys even before he hit puberty.

Washington, May 20 (ANI): Young male Sumatran orangutans delay their puberty until they are strong enough to challenge the dominant males and impress the opposite sex, a new study including an Indian origin researcher has revealed.

Washington, April 27 (ANI): A new review co-authored by an Indian origin scientist has suggested that girls who start puberty very early are more likely to have psychological problems and be at risk of sexual abuse and early pregnancy.

London, Mar 5 (ANI): Humour in most men may develop from aggression and it all begins at puberty, researchers say.

Washington, Feb 14 (ANI): Increased physical exercise in the early twenties augments bone development and may trim down the risk of fractures in later life, a new study has revealed.

Washington, Feb 7 (ANI): Women born to mothers aged over 39 years and women who were taller and thinner than the average girl prior to puberty have a higher risk of developing breast cancer.

London, Jan 25 (ANI): If you manage to survive the highly toxic bite of the Russell Pit Viper, there are chances you might end up developing symptoms that suggest a reversal of puberty.

London, Oct 17 (ANI): A bra, specially designed for girls as young as nine, is going on sale at UK's biggest retailer as youngsters now reach puberty at an increasingly early age.

Washington, Sept 9 (ANI): Tel Aviv University researchers are concerned that girls are reaching puberty at an increasingly earlier age, and this trend to rapid maturity continues through women's adult lives.

Washington, Sept 2 (ANI): A new study has indicated that children who go through puberty at faster rate are more likely to act out and to suffer from anxiety and depression.

Washington, August 13 (ANI): Even a moderately impaired kidney function can lead to poor growth, delayed puberty, and heart problems in children, according to a new study.

Washington, Aug 12 (ANI): Researchers have found that a type of "good" fat known as brown fat occurs in varying amounts in children, increasing until puberty and then declining, and is most active in leaner children.