November 2025 in “Frontiers in Endocrinology” This review examines the potential of apigenin and ellagic acid as adjunct or alternative treatments for PCOS, but reports no new clinical results and highlights the need for further trials to confirm their efficacy and optimize dosing and delivery.
November 2025 in “Journal of Pioneering Medical Science” This systematic review reported that probiotics, prebiotics, synbiotics, postbiotics, and dietary supplements may improve hair density and reduce dandruff severity in individuals with scalp disorders, potentially by modifying inflammation, oxidative stress, and microbiota composition; however, variability across studies limits the strength of these conclusions.
July 2025 in “International Journal of Dermatology Venereology and Leprosy Sciences” In this review, researchers examined the concentration of cortisol in scalp hair of individuals with alopecia areata to explore its relationship with disease variables, as cortisol in hair can indicate chronic stress, which may impact alopecia areata pathogenesis.
In this study assessing post-menopausal Asian women, distinct shifts in Malassezia species prevalence on the skin were linked to increased inflammation and impaired skin barrier function, potentially driving disorders like psoriasis and seborrheic dermatitis.
June 2025 in “Universal library of medical and health sciences.” This study reviewed literature on hair growth and found that external factors like pollution, stress, and nutrition can adversely affect hair, concluding that a multifactorial approach and personalized nutrition monitoring are essential for effective hair loss therapy.
March 2024 in “Biomedical reports” This review discusses existing literature on the effects of isoflavone in alleviating PCOS symptoms, highlighting its potential benefits in reducing testosterone levels, improving metabolic profiles, and lowering inflammation and oxidative stress, although findings have been both significant and non-significant.
January 2024 in “International journal of yogic, human movement and sports sciences” This study observed that middle-aged women with Polycystic Ovary Syndrome who practiced yoga Nidra for twelve weeks experienced improvements in stress, anxiety, and depression compared to a control group that did not participate in any intervention.
June 2023 in “Journal of multidisciplinary sciences” This review examines the potential link between polycystic ovary syndrome and reproductive cancers, highlighting possible underlying causes as well as the ongoing debate over the cancer risk in these patients.
May 2023 in “Animal Reproduction Update” This article reviews the use of hair cortisol concentration as a biomarker to assess long-term stress in both animals and humans, but it reports no new experimental results.
January 2023 in “International Journal of Pharmaceutical Research and Development” This review discusses alopecia, its pathophysiology, nanotechnology-based drug delivery systems, and related quality of life issues, without reporting new clinical results.
July 2022 in “International journal of medical science and clinical invention” In this case report, a 17-year-old girl with secondary amenorrhea was evaluated for PCOS, highlighting the importance of assessing abnormal menstrual patterns for underlying conditions, and suggesting that hormonal birth control and lifestyle changes can help manage symptoms.
July 2020 in “International Journal of Research” This review examines the development of cardiovascular risk factors related to testosterone levels in PCOS women and reports no new clinical results.
January 2014 in “Journal of Investigative Dermatology” Proteins like aPKC and PDGF-AA, substances like adenosine and ATP, and adipose-derived stem cells all play important roles in hair growth and health, and could potentially be used to treat hair loss and skin conditions.
38 citations
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April 2018 in “Psychopharmacology/Psychopharmacologia” In this study, socially defeated mice showed increased alcohol consumption, and CRF-R1 antagonism selectively reduced drinking in these mice, suggesting a potential treatment target for stress-related alcohol use disorders.
4 citations
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October 2013 in “Springer eBooks” This chapter reviews existing knowledge about melatonin's MT₁ and MT₂ receptors in human tissues, discussing their established and potential functions, but reports no new clinical findings.
78 citations
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November 2008 in “Fertility and Sterility” Amenorrhea is relatively rare and initial testing should check FSH, TSH, and prolactin levels.
48 citations
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February 2008 in “Nutrition in Clinical Practice” This article reviews dietary recommendations for managing polycystic ovary syndrome and provides evidence that diet changes can improve the androgen profile in affected women, but it reports no new clinical results.
38 citations
,
October 2006 in “Fertility and Sterility” The document concludes that identifying the cause of amenorrhea is crucial for proper treatment.
34 citations
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June 2010 in “Archives of Disease in Childhood” This review discusses normal menstrual variations and common menstrual disorders in adolescent girls, focusing on symptoms, evaluation, and management, but does not present new clinical results.
30 citations
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July 2004 in “Fertility and Sterility” Amenorrhea is when a woman doesn't have periods, with primary amenorrhea starting by age 15 or within five years of breast development, and secondary amenorrhea when periods stop for three months. It affects 3-4% of women not pregnant, breastfeeding, or in menopause, mainly due to polycystic ovary syndrome, hypothalamic amenorrhea, hyperprolactinemia, and ovarian failure.
21 citations
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September 2004 in “Fertility and Sterility” Amenorrhea, or the absence of periods, should be evaluated by age 15 or within five years of early breast development, and is most commonly caused by conditions like polycystic ovary syndrome and hypothalamic amenorrhea.
18 citations
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October 2017 in “Drug Design Development and Therapy” The study found that finasteride increased endoplasmic reticulum stress and reduced fertility in rats, effects that were alleviated by the administration of DA-9401.
9 citations
,
January 2019 in “Postepy Dermatologii I Alergologii” The skin acts like an endocrine organ, making hormones that affect skin diseases and respond to stress.
5 citations
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April 2013 in “Current Problems in Pediatric and Adolescent Health Care” This review discusses the prevalence and management of polycystic ovary syndrome in women, particularly noting gaps in understanding its presence in adolescents, and reports no new clinical findings.
2 citations
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November 2012 in “InTech eBooks” The document concludes that sex hormones are crucial for mammalian reproduction, health, and behavior, and require more research for therapeutic use.
2 citations
,
May 2006 in “Women's Health Medicine” This article provides an overview of ovulation disorders, discussing ovarian, hypothalamic, and endocrine defects but reports no new clinical findings.
1 citations
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December 2025 in “Frontiers in Pharmacology” This review outlines the biological effects of various placental extracts, noting their reported antioxidant, anti-inflammatory, and immunomodulatory activities, but highlights that the relationship between these effects and the extracts' specific contents remains unclear.
1 citations
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June 2024 in “Rehabilitation Medicine” This study found that higher levels of cortisol (F) and cortisone (E) in hair before stroke onset were significantly associated with post-stroke depression and anxiety, suggesting they could serve as potential predictors for these mood disorders.
1 citations
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September 2015 in “Pathology - Research and Practice” Stress during pregnancy can thin fetal skin.
May 2026 in “Endocrine Connections” This review posits that alopecia in PCOS results from the interaction between local follicular signaling failures, insulin resistance, inflammation, and genetic predispositions, rather than solely from androgen excess, and recommends a systems-level framework for its management.