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Early menstruation linked to increased menopause symptoms

A University of Queensland study has found that early menstruation increases the risk of hot flushes and night sweats at menopause by 50%. Women who started menstruating before age 14 had a higher risk of experiencing both symptoms, with obesity playing a significant role.

SourceUniversity of Queensland·JournalBJOG An International Journal of Obstetrics & Gynaecology·DateJul 22, 2020

Physical activity contributes to positive mental well-being in menopausal women

A recent study found that physical activity is beneficial for mental well-being in middle-aged women, regardless of menopausal status. Menopausal women experience more depressive symptoms than peri- or premenopausal women, but being physically active may help to mitigate this negative impact.

SourceUniversity of Jyväskylä - Jyväskylän yliopisto·JournalMenopause·DateApr 1, 2020
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Women in Nepal still forced to sleep outside in 'menstruation huts'

A new study found that 77% of girls in mid-Western Nepal still sleep outside in menstruation huts, despite the practice being criminalized in 2018. The tradition, rooted in ancient Hindu customs, exposes women to harsh conditions, including animal bites and smoke inhalation.

SourceTaylor & Francis Group·JournalSexual and Reproductive Health Matters·DateDec 9, 2019

Study illustrates gaps in knowledge and lack of support for girls during puberty

A study led by Columbia University's Mailman School of Public Health found that Madagascar girls experience significant gaps in knowledge about puberty, leading to inadequate guidance on sexuality and menstruation management. Improved toilet facilities are also needed to reduce challenges faced by girls in school.

SourceColumbia University's Mailman School of Public Health·JournalThe Journal of Early Adolescence·DateJun 10, 2019

Estonian scientists took a big step forward in studying a widespread gynecological disease

Researchers analyzed 80 endometrium samples to improve diagnosis accuracy. They found that the day of menstrual cycle reported by women often does not match the actual phase. The study aims to establish causes and treatments for endometriosis, a disease affecting 10-15% of reproductive-aged women.

SourceEstonian Research Council·JournalBiology of Reproduction·DateMay 20, 2019
Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Fewer reproductive years in women linked to an increased risk of dementia

A study found a link between fewer reproductive years and an increased risk of dementia in women. Women with shorter total reproductive years had a higher risk of developing dementia, particularly those who started menstruating later or went through menopause earlier.

SourceAmerican Academy of Neurology·JournalNeurology·DateMar 27, 2019

The age of puberty for Danish children appears to continue to fall

A new Danish study from Aarhus University found that girls' pubertal milestones, such as breast development and acne, are occurring 3 months earlier than those of their mothers. Boys also reached several puberty benchmarks 6 months to a year earlier than in previous studies

SourceAarhus University·JournalPaediatric and Perinatal Epidemiology·DateNov 26, 2018

Women lack access to private toilets around the world

Girls and women face inadequate sanitation options, including lack of private toilets with doors and locks, resulting in stress, embarrassment, and physical discomfort. Mainstreaming female-friendly toilets could significantly impact meeting the United Nations' Sustainable Development Goals on health, education, and gender.

SourceColumbia University's Mailman School of Public Health·JournalWater·DateSep 5, 2018

Does stabilizing female hormones help lower suicide risk?

Researchers aim to determine if stabilizing estradiol and progesterone can protect females at risk for suicide from increased depression and suicidal thoughts around menses. The study will compare symptoms of suicidality among participants in three experimental conditions: placebo, estradiol stabilization, and progesterone stabilization.

SourceUniversity of Illinois Chicago·DateJun 4, 2018
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Study reveals challenges of menstrual hygiene management in emergencies

Researchers developed a toolkit to address menstruation-related needs of girls and women fleeing disaster or conflict, but found a lack of effective approaches for managing menstruation with dignity in challenging settings. The study highlights the need to expand practical guidance for vulnerable groups, including girls with disabiliti...

SourceColumbia University's Mailman School of Public Health·JournalJournal of International Humanitarian Action·DateMay 9, 2018

Study calls for less shame and secrecy around menstruation in global conflict areas

Girls and women in emergency contexts face inadequate access to safe facilities and supplies for menstrual hygiene management. A new study highlights the need for improved guidance and coordination among sectors to address this challenge.

SourceColumbia University's Mailman School of Public Health·JournalConflict and Health·DateOct 15, 2017

Early puberty may mean less time in education for girls

Research reveals that young women who start menstruating earlier may spend less time in education due to delayed emotional development. On average, starting menstruation one year later was associated with an additional 53 days spent in education.

SourceImperial College London·JournalBehavior Genetics·DateAug 9, 2017

Menstruation doesn't change how your brain works -- period

A new study published in Frontiers in Behavioral Neuroscience found that hormonal changes during the menstrual cycle have no impact on working memory, cognitive bias, or ability to pay attention. The study followed 68 women across two consecutive menstrual cycles and found no replicable effects of hormones on cognition.

SourceFrontiers·JournalFrontiers in Behavioral Neuroscience·DateJul 4, 2017
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

New method to grow womb lining and mimic menstrual cycle in the laboratory dish

Researchers at KU Leuven have successfully grown three-dimensional cultures of the endometrium in a laboratory dish, shedding light on the monthly menstrual cycle and its regulation by female hormones. The new technique enables the study of diseases such as endometrial atrophy and cancer, as well as drug discovery and screening.

SourceThe Company of Biologists·JournalDevelopment·DateApr 25, 2017

Endocrine Society experts issue Clinical Practice Guideline on hypothalamic amenorrhea

Hypothalamic amenorrhea affects adolescent girls and women with low body weight, causing halted menstruation. The Endocrine Society's Clinical Practice Guideline provides recommendations for diagnosis and treatment, emphasizing behavioral modifications and specialized dietary instructions.

SourceThe Endocrine Society·JournalThe Journal of Clinical Endocrinology & Metabolism·DateMar 22, 2017
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Possible link between early menstruation and stroke risk

Women who started menstruating early may face a higher risk of stroke, according to research published in Neuroepidemiology. Starting periods at age 13 or younger increases the risk by 1.8 times compared to those who started at age 15. Further research is needed to confirm this association.

SourceTohoku University·JournalNeuroepidemiology·DateFeb 7, 2017

New study finds girls feel unprepared for puberty

A recent study found that girls from low-income families in the US are unprepared for puberty, with many reporting negative experiences during this transition. The research highlights the need for more robust interventions to support and provide information about puberty for low-income girls.

SourceColumbia University's Mailman School of Public Health·JournalJournal of Adolescent Health·DateJan 4, 2017

Women are not affected by their menstrual cycle during exercise heat stress

A new study found that well-trained women do not experience autonomic heat responses during exercise, despite common misconceptions. The research also revealed that humid heat reduces sweat effectiveness, leading to impaired performance.

SourceThe Physiological Society·JournalThe Journal of Physiology·DateNov 29, 2016

Hot flash: Women who start menstruation and menopause later more likely to live to 90

A new study found that women who start menstruation at a younger age have a higher risk of certain health issues, including coronary heart disease. In contrast, those who experience menopause later in life are more likely to be in excellent health overall and live longer.

SourceUniversity of California - San Diego·JournalMenopause·DateJul 27, 2016

Women still excluded from meaningful sport and exercise research, argue experts

Experts say women are underrepresented in sport and exercise research due to fears about drug trials and physiologic differences. This exclusion perpetuates a significant gap in understanding the impact of hormonal fluctuations on athletic performance.

SourceBMJ Group·JournalBritish Journal of Sports Medicine·DateJun 6, 2016
Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Research finds ovarian hormones play genes like a fiddle

A recent study by Kelly Klump at Michigan State University reveals that ovarian hormones influence eating disorders in women by turning genetic risk on and off. Changes in hormone levels drive increases in binge eating and emotional eating across the menstrual cycle.

SourceMichigan State University·JournalPsychological Medicine·DateJul 15, 2015

Hormone fluctuations disrupt sleep of perimenopausal women

Women in perimenopause experience more sleep disturbances before menstruation due to higher progesterone levels, which disrupt deep sleep and lead to more awakenings. This study provides insight into the mechanisms behind sleep disturbances during menopause transition.

SourceThe Endocrine Society·JournalThe Journal of Clinical Endocrinology & Metabolism·DateJun 16, 2015

Sugary drinks linked to earlier onset of menstrual periods

A new study found that frequent consumption of sugary drinks is associated with an earlier onset of menstruation in girls. The researchers followed 5583 girls aged 9-14 years and found that those who drank more than 1.5 servings of sugary drinks per day had their first period 2.7 months earlier.

SourceEuropean Society of Human Reproduction and Embryology·JournalHuman Reproduction·DateJan 27, 2015
Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

Endometriosis a burden on women's lives

A Monash University study found that endometriosis often takes a long time to be diagnosed and impacts various areas of a woman's life. Common symptoms include painful menstruation, heavy menstrual bleeding, and infertility.

SourceMonash University·JournalJournal of Family Planning and Reproductive Health Care·DateSep 10, 2014

New theory on cause of endometriosis

A new theory proposes that epigenetic modification plays a key role in the development of endometriosis, a chronic disease affecting 1 in 10 women. The research suggests that alterations in the epigenetic landscape, rather than genetic mutations, contribute to the disease's progression.

SourceNorthwestern University·JournalPLOS Genetics·DateMar 7, 2014

Pre-menstrual dysphoric disorder helps elucidate role of female sex hormones on mood

Research suggests brain activity and hormone fluctuations play crucial roles in premenstrual dysphoric disorder (PMDD). Women with PMDD exhibit hyper-responsive amygdala activation in response to emotional stimuli, particularly low progesterone levels. The study aims to develop new treatment strategies for affected women.

SourceEuropean College of Neuropsychopharmacology·DateOct 7, 2013

Perception of fertility affects quality of life in young, female cancer survivors

A new study reveals that young female cancer survivors experience significant impairment in quality of life due to fertility concerns. The study found that women's perception of their own fertility status was the most influential factor in determining overall quality of life.

SourceUniversity of Colorado Anschutz Medical Campus·JournalQuality of Life Research·DateAug 12, 2013

Reproductive Health Matters announces publication of its latest themed issue

The latest themed issue of Reproductive Health Matters explores the unmet needs of adolescents regarding reproductive health, sex education, and relationships. Papers from around the world address key issues such as HIV misinformation, menstrual health, and safe abortion services.

SourceElsevier·JournalReproductive Health Matters·DateMay 27, 2013
Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Breast pain issue for 1 in 3 female marathon runners

A study of over 1300 female marathon runners found that breast pain is more common among larger breasted women, but also affects childless women. Exercise intensity and duration can exacerbate symptoms, leading some to reduce exercise intensity or miss training sessions.

SourceBMJ Group·JournalBritish Journal of Sports Medicine·DateApr 19, 2013

Age at first menstrual cycle, menopause tied to heart disease risk

A recent study found that Chinese women who started menstruating later or went through menopause at an older age were less likely to develop cardiovascular disease. The study also discovered a higher risk of osteoporosis for those with early menopause, with benefits seen in women over 50 when entering menopause.

SourceThe Endocrine Society·JournalThe Journal of Clinical Endocrinology & Metabolism·DateMar 7, 2013

Timing of first menstrual cycle may be predictor of cardiovascular disease risk in women

A study of 1,638 women found that early menarche is associated with increased body mass index (BMI) and waist circumference, as well as overall obesity in adulthood. The researchers suggest that targeting lifestyle interventions for high-risk women may help prevent metabolic consequences of obesity and cardiovascular disease.

SourceThe Endocrine Society·JournalThe Journal of Clinical Endocrinology & Metabolism·DateNov 14, 2012

Continuous oral contraceptive pills offer women earlier pain relief

Researchers found that continuous oral contraceptive pills provide earlier relief for moderate to severe menstrual cramps, reducing symptoms by up to six months. Women taking the continuous treatment reported significant pain relief due to uninterrupted treatment, outperforming cyclic treatment in terms of pain relief timing.

SourcePenn State·JournalObstetrics and Gynecology·DateAug 15, 2012
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Starting periods before the age of 10 increases risk of lung complaints in future

A study found that early menstruation (before age 10) increases the risk of lung complaints in adulthood, with southern European women being most affected. Women who started their periods earlier also tend to have lower lung capacity and higher body fat.

SourceSpanish Foundation for Science and Technology·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateApr 5, 2011

Mammogram sensitivity depends on menstrual cycle

Researchers suggest scheduling mammograms in the first week of a woman's menstrual cycle to improve accuracy in detecting breast cancer. The study found that mammography conducted at this time was more sensitive, but not necessarily specific, for finding breast cancers in pre-menopausal women.

SourceGroup Health Research Institute·JournalRadiology·DateDec 6, 2010
Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

IFAR contributes to study that finds genes that influence the start of menstruation

A research team has identified genetic variants that influence the timing of female puberty, a finding with implications for later life health outcomes. The study, published in Nature Genetics, also found a link between earlier menarche and increased body mass index.

SourceHebrew SeniorLife Hinda and Arthur Marcus Institute for Aging Research·JournalNature Genetics·DateMay 29, 2009

Genes that influence start of menstruation identified for first time

Two genes have been identified as key regulators of female sexual maturation, with their variants associated with earlier onset of menstruation. The study's findings suggest a genetic basis for the links between early menstruation and body mass index and height.

SourceThe Peninsula College of Medicine and Dentistry·JournalNature Genetics·DateMay 17, 2009
Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Scientists identify possible cause of endometriosis

Researchers at the University of Liverpool discovered that an enzyme called telomerase is released by cells in the inner lining of the womb during the menstrual cycle, contributing to endometriosis. The abnormal length of telomeres and expression of telomerase in endometrial cells may lead to severe pain and infertility.

SourceUniversity of Liverpool·JournalHuman Reproduction·DateAug 5, 2008

Was it good for you too?

A new study by Professor Anne Campbell found that women are more likely to experience regret and decreased satisfaction after a one-night stand compared to men. Despite taking part in casual sex, women do not view it as a precursor to long-term relationships.

SourceSpringer·JournalHuman Nature·DateJun 25, 2008

Hormone disorder may contribute to lack of menstruation in teenage athletes

Researchers from Harvard University found that teenage athletes with hormone disorders may experience amenorrhea, leading to infertility and early bone density loss. Ghrelin levels were higher in amenorrheic girls than non-athletes, suggesting a link between energy deficit and menstrual irregularities.

SourceThe Endocrine Society·DateJun 16, 2008
DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Premenstrual symptoms getting on your nerves?

A team of Japanese researchers found that premenstrual syndrome is tied to decreased nerve activity, particularly in those with extreme symptoms. Women with premenstrual dysphoric disorder had altered sympathovagal activity even in the follicular phase, suggesting a potential underlying biomechanism for PMS.

SourceBMC (BioMed Central)·JournalBioPsychoSocial Medicine·DateDec 19, 2007

Differing attitudes found between women and doctors concerning menstrual suppression

A study found that two-thirds of women are interested in stopping their periods but lack understanding of the medical implications. Physicians, however, believe continuous oral contraceptive therapy is medically safe and acceptable, sparking a need for better patient-physician dialogue.

SourceUniversity of Pennsylvania School of Medicine·DateOct 3, 2007

Women with severe PMS perceive their sleep quality to be poor

A study found that women with severe premenstrual syndrome (PMS) report poor sleep quality during the late luteal phase, while controls showed no significant differences. The researchers suggest that women with PMS may have underlying electroencephalogram trait markers.

SourceAmerican Academy of Sleep Medicine·JournalSLEEP·DateOct 1, 2007

Year-round contraceptive, elimination of menstrual cycles safe, study shows

Researchers demonstrated the safety and effectiveness of continuous-use oral contraceptives eliminating menstrual cycles in a study published in Contraception. Healthy women between 18-49 years old showed significant relief from menstrual cycle symptoms without breaks or placebos.

SourceEastern Virginia Medical School·JournalContraception·DateDec 13, 2006
Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Soy likely doesn't affect fertility, according to research in monkeys

A study of monkeys found that a high-soy diet did not alter menstrual cycle characteristics or ovarian hormone levels, suggesting that soy consumption may not affect fertility. The research confirms earlier findings that stress levels can impact ovarian function and fertility.

SourceAtrium Health Wake Forest Baptist·DateOct 19, 2004

Migraines more likely to occur around menstruation, medication may prevent more than half

Research reveals that women are 25% more likely to experience migraines before menstruation and that severe attacks often occur during pre- and post-menstruation intervals. Medication frovatriptan shows promise in preventing menstrually-related migraines, with over half of patients experiencing no migraine attacks.

SourceAmerican Academy of Neurology·JournalNeurology·DateJul 26, 2004

Don’t turn to assisted reproduction too quickly warns US expert

A US team found that most healthy couples conceive within two years, and fertility in women declines as early as the late 20s. The study suggests delaying assisted reproductive techniques until a couple has failed to conceive naturally for 18-24 months.

SourceEuropean Society of Human Reproduction and Embryology·DateJul 3, 2002
Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Higher fibre intake linked to later periods, scientists say

Research by Professor Malcolm Koo found that higher dietary fibre intake is associated with a later onset of menstruation in girls. Girls consuming over 25g of fibre per day had approximately half the risk of early menarche compared to those with less than 18g of fibre daily.

SourceUniversity of Toronto·JournalPublic Health Nutrition·DateMay 27, 2002

Other highlights in the May 1 issue of JNCI

Researchers found that premenopausal women who underwent mastectomy alone had similar survival outcomes regardless of the menstrual cycle phase. In contrast, those who received adjuvant oophorectomy and tamoxifen during the luteal phase experienced better disease-free and overall survival rates. Additionally, studies suggest socioecono...

SourceJournal of the National Cancer Institute·JournalJNCI Journal of the National Cancer Institute·DateApr 30, 2002

Estrogen may protect against cocaine-induced brain dysfunction

A study published by Harvard University Medical School found that during a woman's menstrual cycle, estrogen levels may shield them from cocaine's brain-altering effects. The findings suggest progesterone and testosterone enhance cocaine-induced vasoconstriction, while estrogen may blunt its vascular effects.

SourceAmerican Physiological Society·DateOct 18, 2001

PBBs in fire retardant associated with early menstruation in Michigan girls whose mothers were exposed in 1973

A 2000 study found that daughters of mothers exposed to the chemical polybrominated biphenyl (PBB) in contaminated Michigan feed experienced earlier onset of menstruation and pubic hair growth. The study, funded by NIH/NIEHS, linked high PBB exposure to an average age of first menstruation before 12 years.

SourceNIH/National Institute of Environmental Health Sciences·JournalEpidemiology·DateDec 7, 2000
CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Young women with heart disease at risk of 'menstrual angina'

A study found that young women with heart disease experience worsening exercise performance and angina pain in the early follicular phase, just after menstruation, but improved performance and slower pain onset in mid-cycle. Sex hormones may play a role in these fluctuations.

SourcePlaceholder·JournalHeart·DateJul 25, 2000