Intermittent fasting slows hair growth by damaging hair follicle cells.
September 2024 in “Journal of Investigative Dermatology” A new tool can analyze hair to detect changes due to hormones, genetics, and aging.
June 2024 in “Computational and Structural Biotechnology Journal” Multi-omics techniques help understand the molecular causes of androgenetic alopecia.
May 2024 in “BMC veterinary research” Metabolites and diet affect hair growth cycles in cashmere goats.
Ganoderma lucidum extract may help treat stress-related hair loss.
March 2024 in “Nutrients” Alopecia Areata is linked to specific gut bacteria and metabolites, indicating a complex gut microbiome.
Hair proteins in preschool children and their mothers could indicate developmental changes and health status.
October 2023 in “International journal of molecular sciences” Key proteins and pathways regulate wool fiber diameter in Alpine Merino sheep.
April 2023 in “JMIR Research Protocols” The study aims to create a model to predict health attributes using diverse health data from Japanese adults.
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.
Certain gene variations and different levels of BDNF and CRH hormones are linked to vitiligo.
March 2022 in “Journal of drug delivery and therapeutics” Sea hibiscus leaf extract at 30% concentration in a hair tonic significantly increased hair growth in guinea pigs.
August 2025 in “Frontiers in Endocrinology” Biochemical markers help diagnose ovarian tumors in postmenopausal women.
July 2023 in “Regenerative Therapy” Stem cell and platelet-rich plasma therapies show promise for COVID-19 related hair loss, but more research is needed.
Curcuma aeruginosa Roxb. may help treat hair loss by affecting specific biological pathways.
August 2023 in “Journal of analytical & pharmaceutical research” Microneedle-assisted therapy with human basic fibroblast growth factor significantly regrew hair in patients with hair loss.
72 citations
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July 2022 in “Frontiers in Systems Biology” Modern lifestyles harm beneficial microbes, affecting health.
66 citations
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January 2008 in “Pharmacology Biochemistry and Behavior” AC-5216 reduces anxiety in mice through neurosteroids affecting GABAA receptors.
11 citations
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October 2020 in “General and comparative endocrinology” Male C57BL/6 mice show age-related fluctuations in certain hormones and their ratios in both blood and hair.
489 citations
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June 2005 in “The FASEB Journal” Human hair follicles can produce cortisol like the body's stress response system.
217 citations
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July 2009 in “Experimental and Clinical Endocrinology & Diabetes” Hair analysis can track past cortisol levels in Cushing's Syndrome patients.
122 citations
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October 2013 in “PEDIATRICS” Maternal stress during pregnancy affects a child's stress levels.
95 citations
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September 1979 in “Acta Paediatrica” Girls have higher DHEA levels earlier in puberty than boys, indicating earlier development.
85 citations
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January 2014 in “Hormone Research in Paediatrics” Hair cortisol levels in children increase with age but are not affected by gender, puberty, or hair care.
80 citations
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January 2011 in “Clinical Chemistry and Laboratory Medicine (CCLM)” Hair cortisol levels can reflect salivary cortisol levels in humans.
70 citations
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March 2010 in “The Journal of Steroid Biochemistry and Molecular Biology” Blocking a specific enzyme might help treat obesity and diabetes, but more research is needed to ensure it's safe.
69 citations
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August 2016 in “PubMed” High stress can disrupt hair growth, but certain supplements might help.
69 citations
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May 2016 in “General and Comparative Endocrinology” External factors can significantly affect hair cortisol levels, so it's not always a reliable stress marker.
65 citations
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December 1986 in “The Journal of Clinical Endocrinology & Metabolism” The woman had a genetic condition causing high cortisol and androgen levels, treatable with dexamethasone.
50 citations
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November 2020 in “Physiology & behavior” People with depression often have higher hair cortisol levels, while those with PTSD tend to have lower levels, but more research is needed to understand this fully.