Spermarche—also known as semenarche—is the beginning of development of sperm in boys ' testicles at puberty.Adolescence and Emerging Adulthood: A Cultural Approach, Jeffrey Jensen Arnett, N.J.: Prentice-Hall, 3rd edition, 2006. It is the counterpart of menarche in girls .Adolescence, E. Atwater, Englewood Cliffs, N.J.: Prentice-Hall, 3rd edition, 1992. Depending on their upbringing, cultural differences, and prior sexual knowledge, boys may have different reactions to spermarche, ranging from fear to excitement. Spermarche is one of the first events in the life of a male leading to sexual maturity. It occurs at the time when the secondary sex characteristics are just beginning to develop. The age when spermarche occurs is not easy to determine. However, researchers have tried to determine the age in various populations by taking urine samples of boys and determining the presence of spermatozoa. The presence of sperm in urine is referred to as spermaturia. Age of occurrence 1986 Year Book of Pediatrics stated "Fish [Hirsch - n.n.] et al. (J. Adolesc. Health Care 6:35, 1985) have suggested that spermarche is present in 38\% of boys at age 12 and 70\% of boys at age 13." Actually citing Context In one study, boys were asked the circumstances in which their first ejaculation occurred. Most commonly this occurred via a nocturnal emission, with a significant number experiencing semenarche via masturbation, which is very common at that age. Less commonly, the first ejaculation occurred during sexual intercourse with a partner.
Spermarche—also known as semenarche—is the beginning of development of sperm in males ' testicles at puberty.Adolescence and Emerging Adulthood: A Cultural Approach, Jeffrey Jensen Arnett, N.J.: Prentice-Hall, 3rd edition, 2006. It is the counterpart of menarche in females .Adolescence, E. Atwater, Englewood Cliffs, N.J.: Prentice-Hall, 3rd edition, 1992. Depending on their upbringing, cultural differences, and prior sexual knowledge, males may have different reactions to spermarche, ranging from fear to excitement. Spermarche is one of the first events in the life of a male leading to sexual maturity. It occurs at the time when the secondary sex characteristics are just beginning to develop. The age when spermarche occurs is not easy to determine. However, researchers have tried to determine the age in various populations by taking urine samples of males and determining the presence of spermatozoa. The presence of sperm in urine is referred to as spermaturia. Age of occurrence 1986 Year Book of Pediatrics stated "Fish [Hirsch - n.n.] et al. (J. Adolesc. Health Care 6:35, 1985) have suggested that spermarche is present in 38\% of males at age 12 and 70\% of males at age 13." Actually citing Context In one study, males were asked the circumstances in which their first ejaculation occurred. Most commonly this occurred via a nocturnal emission, with a significant number experiencing semenarche via masturbation, which is very common at that age. Less commonly, the first ejaculation occurred during sexual intercourse with a partner.
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