What is the difference between spermarche and menarche?

Spermarche is the start of sperm development in boys at puberty. It is the male equivalent of menarche, which is the start of menses in girls. It starts when the development of secondary sexual characteristics are beginning to develop which in boys includes facial hair, voice deepening, and body growth.

What does menarche and spermarche have to do with physical development?

Girls experience menarche, the beginning of menstrual periods, usually around 12–13 years old, and boys experience spermarche, the first ejaculation, around 13–14 years old. During puberty, both sexes experience a rapid increase in height (i.e., growth spurt).

What are the psychological consequences of early maturation?

Girls who mature early can have a lower self-image and higher rates of depression, anxiety and disordered eating. Boys who mature early can have a higher self-image and be more popular with their peers.

How does puberty relate to psychology?

The most important psychological and psychosocial changes in puberty and early adolescence are the emergence of abstract thinking, the growing ability of absorbing the perspectives or viewpoints of others, an increased ability of introspection, the development of personal and sexual identity, the establishment of a …

At what age girls stop growing?

Girls grow at a quick pace throughout infancy and childhood. When they reach puberty, growth increases dramatically again. Girls usually stop growing and reach adult height by 14 or 15 years old, or a couple years after menstruation begins.

Who is experiencing the first indicator of the onset of puberty in a typical female?

In most girls, the first sign of puberty is the beginning of breast development (breast buds), which occurs at an average age of approximately 11 years. In girls, the growth of pubic hair typically begins after breast development, followed by the growth of hair in the armpits.

What stage of physical development during adolescence is called?

Adolescents experience a tremendous amount of physical growth and development. This rapid physical development begins during the prior developmental stage called Puberty and continues during adolescence.

Why is early maturation harder for girls?

“These kids have levels of cognitive, social and emotional development completely consistent with their age, but physically, they look older,” says Mendle. “That mismatch is thought to be at the heart of the difficulties.” Cultural connotations might make puberty particularly hard for girls.

What causes early maturity in girls?

The less common peripheral precocious puberty occurs without the involvement of the hormone in your brain (GnRH) that normally triggers the start of puberty. Instead, the cause is release of estrogen or testosterone into the body because of problems with the ovaries, testicles, adrenal glands or pituitary gland.

Why Early Puberty is bad?

Early puberty also affects people’s health far beyond their teenage years. It places them at a greater risk of developing obesity, reproductive cancers and cardiometabolic diseases (diabetes, heart disease or stroke) in later life.

What food causes early puberty?

Higher total protein, animal protein and meat intake in children ages 3 to 7 have been associated with earlier onset of menstruation. High protein intake elevates IGF-1 levels and promotes growth, which could accelerate the onset of puberty. Poor diet. Children with lower-nutrient diets tend to enter puberty earlier.

How does spermarche differ from menarche in girls?

It contrasts with menarche in girls. 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.

Can a woman have a positive experience with menarche?

Psychology and health scholar Jane M. Ussher (2006) states that a female’s experience may be positive if menarche is adequately explained and/or celebrated by the family or society. If menstruation is not discussed or celebrated, females often have negative or anxious experiences with the onset of menstruation.

How can you tell the age of spermarche?

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.

What’s the difference between menarche and ovulation?

Typically it can take several months or even up to two years for the menstrual cycle to coincide with ovulation and to become more regular. Therefore, whereas menarche is often an indication that a female’s body has reached reproductive maturity, the first few cycles can be anovulatory, or infertile.