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  1. Puberty and Precocious Puberty | NICHD - NICHD - Eunice …

    Jun 21, 2021 · The onset of puberty, the time in life when a person becomes sexually mature, typically occurs between ages 8 and 13 for girls and ages 9 and 14 for boys. Precocious puberty is puberty that begins abnormally early, and delayed puberty is …

  2. About Puberty and Precocious Puberty | NICHD - NICHD - Eunice …

    Normal Puberty. The time in one's life when sexual maturity takes place is known as puberty. The physical changes that mark puberty typically begin in girls between ages 8 and 13 and in boys between ages 9 and 14. Precocious Puberty. Precocious puberty is a condition that occurs when sexual maturity begins earlier than normal.

  3. Puberty and Precocious Puberty - NICHD - Eunice Kennedy Shriver ...

    Jun 4, 2012 · Central Precocious Puberty This type of early puberty, also known as gonadotropin-dependent precocious puberty, occurs when the abnormality is located in the brain. The brain signals the pituitary gland to begin puberty at an early age. Central precocious puberty is the most common form of precocious puberty and affects many more girls than boys.

  4. Eunice Kennedy Shriver National Institute of Child Health and …

    May 10, 2012 · Precocious puberty 2,3,4 Precocious puberty is when sexual and physical changes occur earlier than normal. Girls with MAS may experience such symptoms as: Early menstrual bleeding, usually before 2 years of age; Early breast growth; Beginning to grow faster; Boys with MAS are less likely to experience early puberty. Symptoms in boys include:

  5. Klinefelter Syndrome (KS) - NICHD - Eunice Kennedy Shriver …

    Dec 20, 2023 · Most XXY diagnoses occur at puberty or in adulthood. Puberty brings a surge in diagnoses as some males (or their parents) become concerned about slow testes growth or breast development and consult a health care provider. Many men are diagnosed for the first time in fertility clinics. 3 Among men seeking help for infertility, about 15% have KS. 4

  6. Vulvodynia | NICHD - NICHD - Eunice Kennedy Shriver National …

    Jan 31, 2017 · Vulvodynia is chronic pain or discomfort of the vulva. Researchers and health care providers currently know little about why and how vulvodynia occurs—the condition and the pain have no known cause or cure. Therapies can help relieve symptoms of vulvodynia, but the condition can have some serious effects on women's reproductive health and day-to-day life. …

  7. About Amenorrhea | NICHD - NICHD - Eunice Kennedy Shriver …

    Jan 31, 2017 · Amenorrhea is the absence of a menstrual period. Amenorrhea is sometimes categorized as: Primary amenorrhea. This describes a young woman who has not had a period by ag

  8. Eunice Kennedy Shriver National Institute of Child Health and …

    Dec 27, 2021 · Spina Bifida. Spina bifida is a neural tube defect that frequently occurs in families. Spina bifida occurs because of an abnormality of the development of the spinal cord that occurs in the first trimester of pregnancy.

  9. Vulvodynia - NICHD - Eunice Kennedy Shriver National Institute of …

    Aug 17, 2016 · Vulvodynia is a term used to describe chronic pain (lasting at least 3 months) of the vulva that does not have a clear cause, such as an infection or cancer. 1 The vulva refers to the external female genitalia, including the labia ("lips" or folds of skin at the opening of the vagina), the clitoris, and the vaginal opening.

  10. What are common symptoms of Klinefelter syndrome (KS)?

    Puberty for boys with KS usually starts normally. But because their bodies make less testosterone than non-KS boys, their pubertal development may be disrupted or slow. In addition to being tall, KS boys may have: Smaller testes and penis; Breast growth (about one-third of teens with KS have breast growth) Less facial and body hair; Reduced ...

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