Teenage dating violence statistics 2016
The end of adolescence and the beginning of adulthood varies by country and by function.
Furthermore, even within a single nation state or culture there can be different ages at which an individual is considered (chronologically and legally) mature enough for society to entrust them with certain privileges and responsibilities.
The first places to grow are the extremities—the head, hands and feet—followed by the arms and legs, then the torso and shoulders.
This is triggered by the pituitary gland, which secretes a surge of hormonal agents into the blood stream, initiating a chain reaction to occur.
The male and female gonads are subsequently activated, which puts them into a state of rapid growth and development; the triggered gonads now commence the mass production of the necessary chemicals.
The testes primarily release testosterone, and the ovaries predominantly dispense estrogen.
The production of these hormones increases gradually until sexual maturation is met.