April 2023 in “Clinical Chemistry and Laboratory Medicine” The document concludes that inflammation markers can be used in diabetes, vitamin D3 affects immune pathways, hyperthyroidism changes hormone levels, androgen levels help diagnose Adrenocortical Carcinoma, erectile dysfunction is linked to diabetes, hypogonadism is common in HIV-infected males, and hormones can be biomarkers for various conditions.
March 2024 in “Journal of Endocrinological Investigation” Finasteride treatment in rats changed the expression of genes related to psychiatric and neurological functions, and these changes persisted after stopping the drug.
40 citations
,
August 2018 in “Skin appendage disorders” Some alternative treatments for hair loss might work, but more research is needed.
45 citations
,
February 2019 in “Journal of Affective Disorders” Melatonin improved mental health and metabolism in women with PCOS.
55 citations
,
August 2008 in “Reviews in endocrine and metabolic disorders” Nonclassic adrenal hyperplasia is a genetic condition that can cause early puberty and fertility problems, treated with specific steroids.
27 citations
,
April 2013 in “Reviews in endocrine and metabolic disorders” The document concludes that using LC-MS/MS for measuring androgens is more accurate than older methods, but it needs careful validation and standardized references to be most effective.
17 citations
,
January 2020 in “Skin appendage disorders” Certain diets may help with hair growth in people with different types of hair loss.
27 citations
,
February 2014 in “Experimental Dermatology” IGF-1 affects hair loss and could be a potential treatment.
11 citations
,
April 2013 in “SpringerPlus” Human skin's melanocytes respond to light by changing shape, producing pigments and hormones, which may affect sleep patterns.
April 2017 in “Journal of Pharmaceutical Investigation” Indole-based compounds improved ovarian health in rats with PCOS, with L-Tryptophan and Tryptophol being most effective.
5 citations
,
December 2016 in “International journal of biometeorology” Bright light during the day doesn't change most human clock genes but may slightly increase Rev-erb-ß.
November 2023 in “Curēus” Melatonin may help manage PCOS by improving insulin sensitivity, hormone balance, and mood.
August 2025 in “Aesthetic Cosmetology and Medicine” Blue light can damage hair and scalp, leading to hair loss.
41 citations
,
September 2014 in “Journal of Pharmacy and Pharmacology” Melatonin may help treat PCOS symptoms in rats.
21 citations
,
January 2019 in “Experimental dermatology” Light therapy using helium-neon lasers can help restore skin color in vitiligo by promoting skin cell growth and movement.
6 citations
,
January 2021 in “Journal of Cosmetic Dermatology” Poor sleep during the pandemic may increase stress and worsen hair loss conditions.
January 2026 in “Dermatology and Therapy” Poor sleep may lead to hair loss, and hair loss may affect sleep.
May 2023 in “Animal Reproduction Update” High levels of cortisol in hair show long-term stress which can lower fertility in animals.
349 citations
,
January 2005 in “The FASEB journal” Human skin can make serotonin and melatonin, which help protect and maintain it.
24 citations
,
September 2001 in “Journal of The American Academy of Dermatology” Women's ovarian hormones and adrenal androgens change throughout life, affecting hair loss and health.
23 citations
,
June 2015 in “Clinica Chimica Acta” Researchers found potential urine markers for polycystic ovary syndrome, including testosterone-glucuronide and 11α-hydroxyprogesterone, which may help diagnose the condition.
21 citations
,
October 2009 in “Dermatology” Men with male pattern hair loss have different levels of certain hormones compared to men without hair loss.
12 citations
,
September 2018 in “Naturwissenschaften” Melatonin treatment increases a specific RNA in goat cells that boosts cashmere growth.
2 citations
,
September 2022 The PER3 rs772027021 SNP may cause mild skin pigmentation changes in a new subtype of dyschromatosis universalis hereditaria.
2 citations
,
March 2025 in “Archives of Dermatological Research” HEV light can harm or help skin and scalp, so safe exposure guidelines are needed.
1 citations
,
November 2025 in “Clinical Cosmetic and Investigational Dermatology” Sleep patterns might be linked to hair loss, but more research is needed.
1 citations
,
October 1984 in “Clinics in dermatology” People distressed by minor skin changes should consult dermatologists with cosmetic expertise, and a public Cosmetic Dermatology Service with mental health support is recommended.
1 citations
,
November 2024 in “Diabetes Metabolic Syndrome and Obesity” A specific gene variant is linked to severe insulin resistance and hormone imbalance in a teenage girl.
122 citations
,
July 2005 in “The FASEB journal” Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
91 citations
,
May 2005 in “The Journal of Clinical Endocrinology & Metabolism” A new mutation in the human glucocorticoid receptor reduces its function and causes resistance to glucocorticoids.