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Related Concept Videos

Menopause01:28

Menopause

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Menopause, a natural biological process marking the end of a woman's fertility, typically occurs between the fifth and sixth decade of life. This phase is characterized by the exhaustion of the ovarian follicle pool, leading to less responsive ovaries despite the high levels of Follicle Stimulating Hormone (FSH) and Luteinizing Hormone (LH). The consequential decrease in estrogen production results in symptoms like hot flashes, heavy sweating, headaches, hair loss, muscle pains, vaginal...
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Oogenesis02:07

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In human women, oogenesis produces one mature egg cell or ovum for every precursor cell that enters meiosis. This process differs in two unique ways from the equivalent procedure of spermatogenesis in males. First, meiotic divisions during oogenesis are asymmetric, meaning that a large oocyte (containing most of the cytoplasm) and minor polar body are produced as a result of meiosis I, and again following meiosis II. Since only oocytes will go on to form embryos if fertilized, this unequal...
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Asthma is a chronic respiratory ailment that requires careful management due to its varying symptoms and influencing factors. It is characterized by airway inflammation, bronchial hyperresponsiveness, and reversible airflow obstruction, leading to symptoms like wheezing, shortness of breath, chest tightness, and coughing. The symptom frequency and intensity may vary considerably over time. It is also linked to immune system responses to allergens and irritants, highlighting the complex...
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Disorders of the Female Reproductive System01:24

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The female reproductive system can be affected by several disorders, including Premenstrual Syndrome (PMS), Premenstrual Dysphoric Disorder (PMDD), endometriosis, and various forms of cancer. PMS and PMDD are cyclical conditions that cause physical and emotional distress, with symptoms that include edema, mood swings, and food cravings. PMDD is a more severe form of PMS characterized by increased symptom severity that peaks during the luteal phase and tends to improve or resolve shortly after...
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Psychoneuroimmunology: Cardiovascular Disease01:27

Psychoneuroimmunology: Cardiovascular Disease

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Psychoneuroimmunology (PNI) is a multidisciplinary field that examines how psychological factors, particularly stress, interact with the immune system and impact physical health. Research in PNI has shown that chronic or traumatic stress can disrupt both the hypothalamic-pituitary-adrenal axis and the sympathetic nervous system. These disruptions contribute to serious health conditions, including cardiovascular diseases.
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Spermatogenesis01:41

Spermatogenesis

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Spermatogenesis is the process by which haploid sperm cells are produced in the male testes. It starts with stem cells located close to the outer rim of seminiferous tubules. These spermatogonial stem cells divide asymmetrically to give rise to additional stem cells (meaning that these structures “self-renew”), as well as sperm progenitors, called spermatocytes. Importantly, this method of asymmetric mitotic division maintains a population of spermatogonial stem cells in the male...
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Is air pollution a risk factor for early menopause?

Joyce Mary Kim1,2,3, Surabhi Shah2,3, Jieun Min1,2

  • 1Graduate Program in System Health Science and Engineering, College of Medicine, Ewha Womans University, Seoul, Republic of Korea.

BMC Public Health
|April 16, 2025
PubMed
Summary

Exposure to air pollution, specifically fine particulate matter (PM2.5) and PM10, is linked to earlier menopause onset in women. This highlights the need for improved air quality to protect reproductive health.

Keywords:
Air pollutionEarly menopauseEnvironment epidemiologyParticulate matterWomen’s health

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Area of Science:

  • Environmental Health
  • Reproductive Epidemiology
  • Public Health

Background:

  • Ambient air pollution poses a significant public health challenge, with potential impacts on women's reproductive health, including fertility and menopause timing.
  • Understanding risk factors for early menopause is critical for informing women about health risks and guiding public health strategies.

Purpose of the Study:

  • To investigate the association between exposure to ambient air pollution and the onset of menopause in women.
  • To identify specific air pollutants that may influence the timing of menopause.

Main Methods:

  • Utilized data from the Korea National Health and Nutrition Examination Survey (KHANES) from 2010-2020.
  • Linked KHANES data with monthly average air pollution predictions from AiMS-CREATE (2002-2020) for 226 Korean districts.
  • Analyzed data from 8506 women who experienced menopause, employing survey logistic regression, adjusting for covariates.

Main Results:

  • A significant association was found between exposure to particulate matter 2.5 (PM2.5) and early menopause onset (aOR: 1.26, 95% CI: 1.21-1.31).
  • Exposure to particulate matter 10 (PM10) was also associated with an increased risk of early menopause (aOR: 1.17, 95% CI: 1.14-1.20).

Conclusions:

  • Findings suggest ambient air pollution contributes to the onset of menopause, underscoring air quality as a public health priority.
  • Further research is warranted to elucidate the mechanisms and long-term health consequences of environmental exposures linked to early menopause.