375 citations
,
July 2006 in “Journal of Investigative Dermatology” Stress can worsen skin and hair conditions by affecting the skin's immune response and hormone levels.
343 citations
,
December 2008 in “Endocrine Reviews” Metformin helps with menstrual cycles and insulin levels in PCOS but is less effective for hair growth, diabetes prevention, and weight loss, and may improve fertility and reduce diabetes risk.
320 citations
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December 2018 in “Frontiers in Immunology” Changing how mesenchymal stromal cells are grown can improve their healing abilities.
223 citations
,
January 2014 in “International Journal of Molecular Sciences” The conclusion is that proper signaling is crucial for hair growth and development, and errors can lead to cancer or hair loss.
205 citations
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March 2012 in “Science Translational Medicine” PGD2 stops hair growth and is higher in bald men with AGA.
200 citations
,
October 2009 in “European journal of endocrinology” Metformin helps manage polycystic ovary syndrome by improving insulin resistance and ovulation, but more research is needed on its full effects.
191 citations
,
May 2018 in “British journal of dermatology/British journal of dermatology, Supplement” Alopecia areata is likely an autoimmune disease with unclear triggers, involving various immune cells and molecules, and currently has no cure.
178 citations
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May 2006 in “Developmental Dynamics” Jumonji genes are important for development and their mutations can cause abnormalities, especially in the heart and brain.
175 citations
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December 2014 in “PLoS Biology” Macrophages help activate hair follicle stem cells, affecting hair growth and skin repair.
174 citations
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April 2005 in “The American journal of pathology (Print)” Capsaicin, found in chili peppers, can slow down hair growth by affecting skin cells and hair follicles.
159 citations
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July 2006 in “Endocrine Reviews” Estrogens significantly influence hair growth by interacting with receptors in hair follicles and may help regulate the hair growth cycle.
148 citations
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December 2018 in “Journal of autoimmunity” Alopecia areata is an autoimmune disease causing patchy hair loss, often with other autoimmune disorders, but its exact causes are unknown.
146 citations
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May 2002 in “The American journal of pathology” Cathepsin L is essential for normal hair growth and development.
140 citations
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December 1998 in “Journal of Investigative Dermatology” Apoptosis in hair follicles varies by growth phase, with TGF-β possibly starting the catagen phase.
122 citations
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June 2002 in “Genes & Development” Keratin 17 is crucial for early hair strength and cell survival.
109 citations
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October 2007 in “Journal of pineal research” Melatonin helps regulate hair growth and protects the hair follicle from stress.
108 citations
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November 2006 in “Phytomedicine” Green tea component EGCG could potentially promote human hair growth.
98 citations
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December 2008 in “Journal of Investigative Dermatology” Prolactin affects hair growth and skin conditions, and could be a target for new skin disease treatments.
87 citations
,
September 2014 in “International Journal of Molecular Sciences” FOXO1 is important for wound healing, but its dysfunction in diabetes can slow the healing process.
86 citations
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January 2008 in “Journal of nutritional & environmental medicine” Green tea may help with health issues like cancer, heart disease, and weight loss due to its high catechin content.
75 citations
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January 2014 in “Korean Journal of Urology” 5α-reductase inhibitors can cause sexual problems, higher risk of aggressive prostate cancer, and depression.
70 citations
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March 2008 in “Mechanisms of Ageing and Development” Maintaining DNA health in stem cells is key to preventing aging and tissue breakdown.
68 citations
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March 2018 in “Biomaterials” Tiny needles with valproic acid can effectively regrow hair.
66 citations
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July 2015 in “Journal of Molecular Biology” The document concludes that for hair and feather growth, it's better to target the environment around stem cells than the cells themselves.
65 citations
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September 2004 in “The American journal of pathology” Blocking BMP signaling causes hair loss and disrupts hair growth cycles.
62 citations
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August 2018 in “Frontiers in Endocrinology” Androgens are important for normal ovarian function and estrogen production, but may not be the main cause of follicle death.
61 citations
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April 2009 in “British journal of dermatology/British journal of dermatology, Supplement” Docetaxel and paclitaxel for breast cancer can cause permanent, severe hair loss.
60 citations
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January 2014 in “Anais Brasileiros De Dermatologia” Nanotechnology in dermatology shows promise for better drug delivery and treatment effectiveness but requires more safety research.
60 citations
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September 2013 in “Alimentary Pharmacology & Therapeutics” Immunosuppressive and anti-TNF therapies in IBD patients can increase the risk of skin cancer and cause various skin issues.
59 citations
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February 2012 in “Journal of Dermatological Science” Environmental factors at different levels control hair stem cell activity, which could lead to new hair growth and alopecia treatments.