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Puberty is the process of physical changes through which a child's body matures into an adult body capable of sexual reproduction.It is initiated by hormonal signals from the brain to the gonads: the ovaries in a female, the testicles in a male.
Due to natural variation, individuals pass through the Tanner stages at different rates, depending in particular on the timing of puberty.Among researchers who study puberty, the Tanner scale is commonly considered the "gold standard" for assessing pubertal status when it is conducted by a trained medical examiner. [5]
Pubertas praecox is the Latin term used by physicians from the 1790s onward. Various hypotheses and inferences on pubertal (menstrual, procreative) timing are attested since ancient times, which, well into early modernity were explained on the basis of temperamental , humoral and Jungian "complexional" causes, or general or local "plethora ...
Puberty is considered delayed when the child has not begun puberty when two standard deviations or about 95% of children from similar backgrounds have. [7] [8] [9]In North American girls, puberty is considered delayed when breast development has not begun by age 13, when they have not started menstruating by age 15, [2] and when there is no increased growth rate. [8]
Familial male-limited precocious puberty, often abbreviated as FMPP, also known as familial sexual precocity or gonadotropin-independent testotoxicosis, [1] is a form of gonadotropin-independent precocious puberty in which boys experience early onset and progression of puberty. [2]
A nulliparous (/ n ʌ l ˈ ɪ p ə r ə s /) female (a nullipara or para 0) has never given birth. It includes females who have experienced spontaneous miscarriages and induced abortions before the mid-point of pregnancy, but not females who have experienced pregnancy loss after 20 weeks. Nulliparity has been implicated in the development of ...
Pedophilia (alternatively spelled paedophilia) is a psychiatric disorder in which an adult or older adolescent experiences a primary or exclusive sexual attraction to prepubescent children.
The age of consent is the age at which a person is considered to be legally competent to consent to sexual acts and is thus the minimum age of a person with whom another person is legally permitted to engage in sexual activity.