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[18] The concept of emerging adulthood is new, and likely developed due to growing numbers of college attendance and other social, economic, and cultural changes that have delayed typical markers of being an "adult". There are five main characteristics describing what Emerging Adulthood looks like.
Human adulthood encompasses psychological adult development. Definitions of adulthood are often inconsistent and contradictory; an adolescent may be biologically an adult and display adult behavior but still be treated as a child if they are under the legal age of majority.
Emerging adulthood, early adulthood, or post-adolescence refers to a phase of the life span between late adolescence and early adulthood, as initially proposed by Jeffrey Arnett in a 2000 article from American Psychologist.
Gills are a common juvenile characteristic in amphibians which are kept after maturation; examples are the tiger salamander and rough-skinned newt, both of which retain gills into adulthood. [33] Bonobos share many physical characteristics with humans, including neotenous skulls. [39]
The development of the human mind is complex and a debated subject, and may take place in a continuous or discontinuous fashion. [4] Continuous development, like the height of a child, is measurable and quantitative, while discontinuous development is qualitative, like hair or skin color, where those traits fall only under a few specific phenotypes. [5]
Montagu said that the retention of these juvenile characteristics of the skull into adulthood by australopithecine or H. erectus could have been a way that a modern type of human could have evolved earlier than what actually happened in human evolution. [16]
The study found that several sleep characteristics, including sleep quality, early morning awakening, and difficulty falling asleep or staying asleep, were linked to accelerated brain aging ...
The Tanner scale (also known as the Tanner stages or sexual maturity rating (SMR)) is a scale of physical development as pre-pubescent children transition into adolescence, and then adulthood. The scale defines physical measurements of development based on external primary and secondary sex characteristics, such as the size of the breasts ...