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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.
The adolescent growth spurt is a rapid increase in the individual's height and weight during puberty resulting from the simultaneous release of growth hormones, thyroid hormones, and androgens. [ 38 ] : 55–56 Males experience their growth spurt about two years later, on average, than females.
During puberty, the hormone is responsible for deepening your voice, helping you grow body hair, increasing the size of your muscles and bones, and regulating your drive.
The disorder Central Precocious Puberty (CPP) is also known as Progressive Precocious Gonadarche or GnRH-dependent precocious puberty, and it occurs when a child's body initiates puberty earlier than what is normally observed. Individuals with CPP will often experience an early growth spurt because their bones are maturing faster than usual.
In response to the signals, the gonads produce hormones that stimulate libido and the growth, function, and transformation of the brain, bones, muscle, blood, skin, hair, breasts, and sex organs. Physical growth—height and weight—accelerates in the first half of puberty and is completed when an adult body has been developed. Until the ...
These hormone levels also control the uterine (menstrual) cycle causing the proliferation phase in preparation for ovulation, the secretory phase after ovulation, and menstruation when conception does not occur. The activation of the HPG axis in both males and females during puberty also causes individuals to acquire secondary sex characteristics.
Starting April 1, NHS England will not prescribe puberty blockers — drugs that suppress sex hormones during puberty — as a “routine treatment” to children and other young people seeking ...
As puberty begins and sex hormone levels rise, differences appear, though some changes are similar in males and females. Male levels of testosterone directly induce the growth of the genitals, and indirectly (via dihydrotestosterone (DHT)) the prostate. Estradiol and other hormones cause breasts to develop in females.