Results 1 to 10 of about 4,758 (229)

Remarks on the Local Irregularity Conjecture [PDF]

open access: yesMathematics, 2021
A locally irregular graph is a graph in which the end vertices of every edge have distinct degrees. A locally irregular edge coloring of a graph G is any edge coloring of G such that each of the colors induces a locally irregular subgraph of G. A graph G
Jelena Sedlar, Riste Škrekovski
doaj   +2 more sources

Within-individual changes in BMI and menstrual irregularity: a cohort study using real-world data [PDF]

open access: yesBMC Women's Health
Background The impact of body mass index (BMI) on reproductive health is well-established, but the effect of within-individual changes in BMI on the menstrual cycle, a valuable and accessible indicator of reproductive health, remains less studied.
Shiori Itoi   +8 more
doaj   +2 more sources

Oxidized palm oil impairs reproductive functions and architectures in female rats [PDF]

open access: yesAsian Pacific Journal of Reproduction, 2023
Objective: To evaluate the effects of three oxidized palm oil diets (OPD) on female rat reproductive function. Methods: Forty-four female Wistar rats presenting five consecutive and regular estrous cycles were divided into 4 groups.
Wankeu-Nya Modeste   +10 more
doaj   +2 more sources

Can irregularities of solar proxies help understand quasi-biennial solar variations? [PDF]

open access: yesNonlinear Processes in Geophysics, 2014
We define, calculate and analyze irregularity indices λISSN of daily series of the International Sunspot Number ISSN as a function of increasing smoothing from N = 162 to 648 days.
A. Shapoval   +3 more
doaj   +3 more sources

Results of contralateral Athens and decentered individualized sphero-cylindrical (DISC) protocols for keratoconus management [PDF]

open access: yesGMS Ophthalmology Cases
Purpose: To present the results of two different surgical procedures, decentered individualized sphero-cylindrical protocol (DISC protocol) and Athens protocol, performed on a 34-year-old patient after being diagnosed with keratoconus in both eyes ...
Igor Knezović   +2 more
doaj   +2 more sources

The association between menstrual cycle characteristics and cardiometabolic outcomes in later life: a retrospective matched cohort study of 704,743 women from the UK [PDF]

open access: yesBMC Medicine, 2023
Background Female reproductive factors are gaining prominence as factors that enhance cardiovascular disease (CVD) risk; nonetheless, menstrual cycle characteristics are under-recognized as a factor associated with CVD.
Kelvin Okoth   +4 more
doaj   +2 more sources

Association between serum 25-hydroxy vitamin D level and menstrual cycle length and regularity: A cross-sectional observational study [PDF]

open access: yesInternational Journal of Reproductive BioMedicine, 2021
Background: Research examining the role of vitamin D deficiency and the development of menstrual disorders in women is of widespread interest. Studies have been published showing that supplementation with high-dose vitamin D can lead to the restoration ...
Vinita Singh   +5 more
doaj   +3 more sources

MENSTRUAL CYCLE IRREGULARITY AND BODY MASS INDEX AMONG SECONDARY SCHOOL STUDENTS IN SRAGEN, CENTRAL JAVA [PDF]

open access: yesACCELERATING THE ACHIEVEMENT OF SUSTAINABLE DEVELOPMENT GOALS FOR THE IMPROVEMENT AND EQUITABLE DISTRIBUTION OF POPULATION HEALTH, 2016
BACKGROUND: The Indonesian Health Survey in 2010 reported that 68.3% of women aged 10-59 years old had a regular menstrual cycle in the past one year. Approximately 13.7% of the affected women experienced problem associated with irregular menstrual cycle.
Ida Untari, Tri Utami
openaire   +1 more source

The Association between Polycystic Ovarium Syndrome and Body Mass Index, Acne Vulgaris, Hirsutism, Irregular Menstrual Cycle [PDF]

open access: yesRevitalizing Family Planning Program and Women’s Empowerment for the Improvement of Population Well-being and Economic Development, 2018
Background: Polycystic Ovary Syndrome (PCOS) is a common endocrine disorder in women of reproductive age that may cause infertility. PCOS often receives little attention due to unrecognized risk factors. PCOS is often diagnosed when patients who want to have children are treated at the infertility clinic.
Uki Retno Budihastuti   +4 more
openaire   +1 more source

Insulin, Androgen, and Gonadotropin Concentrations, Body Mass Index, and Waist to Hip Ratio in the First Years after Menarche in Girls with Regular Menstrual Cycles, Irregular Menstrual Cycles, or Oligomenorrhea1 [PDF]

open access: yesThe Journal of Clinical Endocrinology & Metabolism, 2000
Data on changes in hormone concentrations during the first years after menarche are scarce. We studied the relation between gynecological age (age minus age at menarche), hormone concentrations, and body measurements from the 1st to the 6th yr after menarche in 229 observations of girls with regular menstrual cycles, 157 observations of girls with ...
M. H. A. van Hooff   +5 more
openaire   +1 more source

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