Results 21 to 30 of about 59,929 (306)

Secular trends in age at menarche among Chinese girls from 24 ethnic minorities, 1985 to 2010 [PDF]

Global Health Action, 2015
Background: Declining age at menarche has been observed in many countries. In China, a decrease of 4.5 months per decade in the average age at menarche among the majority Han girls has recently been reported.
Yi Song, Jun Ma, Anette Agardh, Patrick W.C. Lau, Peijin Hu, Bing Zhang   +5 more
doaj   +1 more source

KNOWLEDGE RELATED TO STUDENTS READINESS TO FACE MENARCHE AT SDN KALIURIP PURWOREJO

Indonesian Midwifery and Health Sciences Journal, 2021
Introduction : Menarche is the first occurrence of menstruation in the female. The more developing times, the age of menarche is getting earlier. Currently, the average teenage girls have menarche at 11 years old.
Aldila Diah Rumiyandini, Zakiyatul Faizah, Irwanto Irwanto   +2 more
doaj   +1 more source

Hubungan Riwayat Menonton Media Dewasa, Teman Menonton Media Dewasa dan Perilaku Seksual dengan Kejadian Menarche

Jurnal Biometrika dan Kependudukan, 2017
Menarche is an indicator of teenage girls enter puberty phace. Currently the age of menarche is early has decreased every year. It is triggered by the improvement of living standard which is causing the age of menarche to reduce.
Mugawati Aisya, Arief Wibowo
doaj   +1 more source

Mapping the knowledge and understanding of menarche, menstrual hygiene and menstrual health among adolescent girls in low- and middle-income countries

Reproductive Health, 2017
BackgroundMenstruation is a natural physiological process that requires proper management. Unlike other normal bodily processes, menstruation is linked with religious and cultural meanings that can affect the perceptions of young girls as well as the ...
V. Chandra-Mouli, Sheila V. Patel
semanticscholar   +1 more source

Nutrient Intake through Childhood and Early Menarche Onset in Girls: Systematic Review and Meta-Analysis

Nutrients, 2020
Among the genetic and environmental risk factors, nutrition plays a crucial role in determining the timing of puberty. Early menarche onset (EMO) is defined as when girls reach menarche onset at an age which is earlier than the mean/median age of ...
N. T. K. Nguyen, Hsien-Yu Fan, Meng-Che Tsai, Te-Hsuan Tung, Quynh Thi Vu Huynh, Shih-Yi Huang, Y. Chen   +6 more
semanticscholar   +1 more source

Identifying potential causal effects of age at menarche: a Mendelian randomization phenome-wide association study

BMC Medicine, 2020
Background Age at menarche has been associated with various health outcomes. We aimed to identify potential causal effects of age at menarche on health-related traits in a hypothesis-free manner.
M. Magnus, A. Guyatt, R. Lawn, A. Wyss, K. Trajanoska, L. K. Küpers, F. Rivadeneira, M. Tobin, S. London, D. Lawlor, L. Millard, A. Fraser   +11 more
semanticscholar   +1 more source

ENDOTHELIAL NITRIC OXIDE SYNTHASE (ENOS) GENE POLYMORPHISM IS ASSOCIATED WITH AGE ONSET OF MENARCHE IN SICKLE CELL DISEASE FEMALES OF INDIA

Mediterranean Journal of Hematology and Infectious Diseases, 2013
Background and Objective :  Females with sickle cell disease (SCD) often show late onset of menarche. In transgenic sickle cell mouse, deficiency of gene encoding endothelial nitric oxide synthase (eNOS) has been reported to be associated with late onset
Sudhansu Sekhar Nishank
doaj   +1 more source

Association of age at menarche with valvular heart disease: An analysis based on electronic health record (CREAT2109)

Frontiers in Cardiovascular Medicine, 2023
BackgroundThe association between age at menarche and coronary heart disease has been reported, but the association between age at menarche and valvular heart disease (VHD) has not been described.
Zhiyu Sun, Zhiyu Sun, Zhiyu Sun, Yongjie Zhu, Xiaoyan Sun, Zhexun Lian, Zhexun Lian, Mengqi Guo, Xiaohong Lu, Ting Song, Luxin Feng, Yi Zhang, Yawei Xu, Hongwei Ji, Hongwei Ji, Junjie Guo, Junjie Guo, Junjie Guo   +17 more
doaj   +1 more source

THE EFFECT OF HEALTH EDUCATION ABOUT MENARCHE ON ANXIETY IN FACING MENARCHE IN 5TH AND 6TH GRADE STUDENTS

Nurse and Health, 2019
Background: Important events during puberty are menstruation or menarche is a sign of sexual maturity. The causes of young men and women are not aware of their health problems, especially regarding menarche, this causes young women to have an ...
Surya Mustika Sari, Henny Vidia Effendy
doaj   +1 more source

Why should we be concerned about early menarche?

Clinical and experimental pediatrics, 2020
Key message · Early menarche is associated with several health problems in later life. · Early menarche can be caused by environmental factors such as increased subcutaneous fat, a high body mass index, and sugar-sweetened beverages as well as genetic ...
Hae-sang Lee
semanticscholar   +1 more source