OBJECTIVE To investigate the relationships between menarcheal timing and both menarcheal experience and attitudes toward menstruation in Mexican girls. DESIGN Cross-sectional survey. SETTINGS Sample of adolescents attending 10 different public schools. PARTICIPANTS Mexican postmenarcheal adolescents, aged 11-16 years. INTERVENTION Participants answered 1 questionnaire about menarcheal e...

Sir Girls with Turner syndrome (TS) may encounter a wide range of problems. We aim to describe the body composition and its relation to the pubertal development, in affected girls. Precocious pubarche has been found to be associated with excess total body and central fat mass throughout all pubertal stages 1 . Early menarche has impact on body fatness 2 . In girls with TS, growth hormone (GH) w...

CONTEXT Age at menarche (AgeM) is earlier in African-American (AA) than in European-American (EA) girls. Neither the physiological cause nor the health implications of this difference are known. OBJECTIVE We tested the hypotheses that higher insulin among AA vs. EA precipitates an earlier elevation of estradiol (E2), an associated earlier AgeM, and greater gain in body fat. SETTING The stud...

Menstruation is one of the things that many girls or teenage fear. Those who are not aware occurrence changes in body and its reproductive processes, can suppose menstruation diseases occurs on her affects physical mental health. It happens to given knowledge understanding correct menstruation, as a normal function. ready face menarche will experience fear, anxiety, surprise, sadness, disappoin...

Prior research indicates that being reared in a stressful environments is associated with earlier onset of menarche in girls. In this research, we examined (a) whether these effects are driven by exposure to certain dimensions of stress (harshness or unpredictability) during the first 5 years of life, and (b) whether the negative effects of stress on the timing of menarche are buffered by secur...

BACKGROUND This study aimed to compare the timing of puberty between various geographic locations and different ethnicities. METHODS This national survey was conducted in 20 provinces in Iran. Healthy Iranian girls were selected from public schools using cluster random sampling. A total number of 30 clusters including 7493 girls, aged 6.0-20 years, were selected. In order to compare different...

BACKGROUND Adolescence in females signifies the transition from girlhood to womanhood and is marked with the onset of menarche. Indian society is interwoven into a set of traditions, myths and misconceptions, especially regarding menstruation and related issues. The present study was conducted to assess knowledge and psycho-social behavior related to menstruation among adolescent girls in urban...

Background: Epidemiological studies reporting the effect of small fetuses (SF) on puberty development have shown inconsistent results. Objective: To examine current study evidence and determine the strength and direction of the association between SF and puberty timing. Methods: PubMed, OVID, Web of Science, EBSCO, and four Chinese databases were searched from their date of inception to Februar...

Arch Dis Child January 2011 Vol 96 No 1 111 illustrates that black girls, but also probably Turkish girls and those of mixed ethnicities, are likely to have early pubertal maturation compared to white girls. Girls could access sanitary towels in 91% of schools but only on asking, with none available in toilets. Most schools (95%) provided sanitary bins but mainly only in designated toilets. Int...

UNLABELLED Puberty is an important developmental stage wherein hormonal shifts mediate the physical and physiological changes that lead to menarche, but until now, the bacterial composition of vaginal microbiota during this period has been poorly characterized. We performed a prospective longitudinal study of perimenarcheal girls to gain insight into the timing and sequence of changes that occu...