1 citations
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April 2013 in “Pakistan Journal of Biological Sciences” Hair coloring, waving, and ironing cause more hair damage than not using these treatments.
July 2024 in “International Journal of Dermatology Venereology and Leprosy Sciences” Bariatric surgery often causes temporary hair loss due to stress and nutrient deficiencies.
January 2022 in “SSRN Electronic Journal” Mouse hair follicles age, causing more white hairs due to fewer pigment stem cells.
August 2018 in “Journal of the American Academy of Dermatology” Patients often experience long-lasting changes to their hair after stem cell transplants.
October 1890 in “Science” Pilocarpin can cause hair regrowth and color change in some cases but not in others, and it may have side effects in animals.
26 citations
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November 1968 in “The Lancet” Malnourished Andean Indian children had abnormal hair roots compared to healthy children.
13 citations
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January 2007 in “Epilepsia” Valproic acid can cause reversible hair curling and persistent hair thinning.
8 citations
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February 2017 in “Archives of Dermatological Research” Intense pulsed light treatment effectively reduces underarm hair by making hair follicles smaller and extending their resting phase.
6 citations
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August 2013 in “Joint Bone Spine” Tocilizumab treatment was associated with significant hair regrowth in one patient and temporary hair loss followed by regrowth in another.
December 2025 in “Russian Journal of Skin and Venereal Diseases” Thinner hair follicle structures are linked to non-scar alopecia.
November 2024 in “Biophysical Chemistry” Hair structure changes immediately during perm treatment, with initial damage partially restored later.
September 2021 in “Zenodo (CERN European Organization for Nuclear Research)” Chemotherapy side effects might help treat autoimmune hair loss.
February 2014 in “Journal of medical sciences” Treating androgenic alopecia can significantly increase hair thickness, especially in males, with hair color and scalp location also affecting hair diameter.
115 citations
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November 1999 in “Journal of The American Academy of Dermatology” Minoxidil increases hair weight and count temporarily in men with hair loss.
66 citations
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June 2006 in “Journal of The American Academy of Dermatology” Finasteride increases hair weight and count in men with hair loss, with best results after four years.
66 citations
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April 2002 in “Journal of The American Academy of Dermatology” Finasteride increases hair weight and count in men with hair loss.
25 citations
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April 1972 in “American Journal of Clinical Nutrition” Hair chromium levels show past nutritional status, not environmental exposure.
24 citations
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March 1995 in “British Journal of Dermatology” Etretinate therapy can cause hair loss by disrupting the hair growth cycle.
20 citations
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January 2015 in “Journal of cosmetic dermatology” Older people's hair cuticles get more easily damaged and lose protective oils, especially in their 40s and 50s.
4 citations
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October 2018 in “Experimental Dermatology” Dermoscopy shows that diffuse alopecia areata progresses through specific hair growth stages.
November 2024 in “Journal of Investigative Dermatology” Changes in hair follicle structure may help diagnose and monitor alopecia.
September 2024 in “Meditsinskiy sovet = Medical Council” As women age, hair follicles decrease in number and hair width tends to reduce.
August 2023 in “Scientia Pharmaceutica” Color changes in Minoxidil hair products do not affect their effectiveness.
March 1996 in “Proceedings of the British Society of Animal Science” Increasing dietary zinc improves dog coat quality.
March 1996 in “Proceedings of the British Society of Animal Science” Increasing dietary zinc improves dogs' hair growth and coat condition.
DHT, not testosterone, mainly affects hair growth and related conditions.
August 1994 in “Drugs & Therapy Perspectives” Some drugs can cause hair loss or growth, but hair usually returns to normal after stopping the drug.
Frontal hair in male pattern baldness shows reduced growth and thickness.
45 citations
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August 1992 in “PubMed” The rat vibrissa follicle can quickly remodel its basement membrane during hair growth, affecting cell signaling and activity.
42 citations
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April 2008 in “Acta materialia” Different ethnicities and treatments affect human hair strength and structure.