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Puberty is a physiological process , when the child ’s body matures into an adult at a physical and functional level . The word puberty is deduce from the Romance word Puberatum , which means historic period to maturity . It is a process through which the untried adult rise the capability for sexual reproduction . Puberty is initiate by hormonal change induced by the brains to gonads ( i.e. the ovary in girls and the bollock in boys ) . The gonads produce hormones which introduces libido and brings about strong-arm changes such as height and weight changes ; ontogenesis of gender organs ; bosom development ; os , blood , skin , muscle change etc . Puberty score the onset of translation from a child to an grownup .
Puberty refers to only the physiologic changes colligate with entering adulthood . It should not be mix up with adolescence which name to the psychological and emotional change consociate with inscribe maturity .
How Long does Puberty Lasts on Average?
The continuance of pubescence is different among girls and boy . It also depends on each individual ’s physiology and genic make - up . On an intermediate , pubescence lasts for about 2 to 5 yr . Among the girls , pubescence starts between the age of 9 to 14 eld and ends between 15 to 17 year . For boys , the puberty starts a footling later . It begins usually between the age of 11 to 13 years and ends around the eld of 16 to 17 years . However , it is of import to empathize that every child is different , and there are no set rule for when the puberty should part or finish , or for how long it should last . study have shown that , the middling age for onset of puberty has lowered in the 21st 100 as compared to that in the 19th hundred . This is more evident among girls than boys . This could be due to several factors such as changes in modus vivendi , meliorate sustenance leading to rapid growth and development , external environmental factors , availability of treat food etc . Exposure to endocrine disruptor such as xenoestrogens ( from food or environmental issues ) can also pretend the onslaught of pubescence .
In girls , the major turning point that marks the onset of pubescence is menarche ( or the first menstruation or periods ) . Among the male child , onset of puberty is marked by the first interjection . If puberty commences before the expected prison term it is call as precocious pubescence , and if the puberty commences after the have a bun in the oven sentence it is called as delayed pubescence .
Physical Changes Associated with Puberty
Physical Changes during Puberty in Girls:
Physical Changes during Puberty in Boys:
Conclusion
Puberty is a natural outgrowth of growth . However , the exact time of onset and end can not be betoken accurately . The full length of puberty also vary from one someone to another and also between genders . In general , on an average , pubescence lasts for 2 to 5 twelvemonth and it accompanied by many variety , both externally as well as internally .
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