Search results
Results from the WOW.Com Content Network
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.
Constitutional delay of growth and puberty is a variation of normal development with no long-term health consequences, however it can have lasting psychological effects. [43] [52] Adolescent boys with delayed puberty have a higher level of anxiety and depression relative to their peers. [53]
African-American girls are especially prone to early puberty. [18] Though boys face fewer problems from early puberty than girls do, early puberty is not always positive for boys. Early sexual maturation in boys can be accompanied by increased aggressiveness due to the surge of pubertal hormones. [57]
Puberty onset before the age of 9 in males is considered medically abnormal, and is defined as precocious puberty; Research on both organic and ideopathic precocious puberty in males has described puberty onset as early as nine months old, [11] [12] as semenarche has a wide range of onset within puberty (with some research indicating spermatogenesis in some cases in early pubertal development ...
Puberphonia (also known as mutational falsetto, functional falsetto, incomplete mutation, adolescent falsetto, or pubescent falsetto) is a functional voice disorder that is characterized by the habitual use of a high-pitched voice after puberty, hence why many refer to the disorder as resulting in a 'falsetto' voice. [1]
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] Signs of puberty can develop as early as an age of 1 year.
Upper body of a teenage boy. The structure has changed to resemble an adult form. Puberty is a period of several years in which rapid physical growth and psychological changes occur, culminating in sexual maturity. The average age of onset of puberty is 10–11 for girls and 11–12 for boys.
Van Wyk and Grumbach syndrome is a medical condition defined by a combination of hypothyroidism, precocious puberty (with delayed bone age and lack of pubic hair), and ovarian cysts in pre- and post-pubertal girls or macroorchidism (unusually large testes) in boys.