June 2025 in “Research Square (Research Square)” Stem cell exosome injections can safely improve hair growth and thickness in men with hair loss.
February 2024 in “JAAD International” Measuring the variety in hair thickness can help diagnose male pattern baldness in Korean men.
November 2023 in “Journal of Dermatological Science” A new computer tool quickly measures hair thickness differences in people with common types of hair loss.
August 2023 in “The Indonesian Biomedical Journal” Rosemary essential oil improved hair growth and thickness in UVB-exposed mice.
January 2023 in “Al-Azhar International Medical Journal /Al-Azhar International Medical Journal” Trichoscopy is a quick, non-invasive way to measure hair density and thickness, helping diagnose 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.
June 2021 in “Aesthetic Surgery Journal” PRP improves hair growth in AGA, but higher concentrations aren't significantly better than lower ones.
November 2014 in “British Journal of Dermatology” Hair loss is due to thinner hairs, not less hairs; hair diameter indicates balding progression and treatment effectiveness.
May 2002 in “British Journal of Dermatology” Hair loss caused by longer latent hair cycle and sudden miniaturization, not gradual follicle size reduction.
Frontal hair in male pattern baldness shows reduced growth and thickness.
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August 2003 in “Clinical and Experimental Dermatology” Pregnant women's hair gets thicker.
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March 2019 in “Archives animal breeding/Archiv für Tierzucht” The KRTAP15-1 gene affects cashmere fiber thickness in goats.
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July 1989 in “Postgraduate medical journal” Spironolactone did not make hair thinner in women with excess hair growth.
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March 2022 in “BMC Genomics” Cashmere fiber diameter in Tibetan goats is influenced by their stress, oxygen, and metabolic adaptations.
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May 2020 in “Scientific reports” Researchers identified genes and proteins that may influence wool thickness in sheep.
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January 1981 March 2026 in “Journal of the American Academy of Dermatology”
Sublingual minoxidil increases hair thickness in men with hair loss.
December 2024 in “Skin Appendage Disorders” Traction alopecia reduces hair density and thickness; proper hair care can help prevent it.
August 2023 in “Journal of The American Academy of Dermatology” Finasteride made hair thicker on the back of the head in men with hair loss.
April 2011 in “Global journal of health science” Aldactone effectively reduces hair thickness in women with excessive hair growth, both alone and with other treatments.
April 2011 in “Global journal of health science” Spironolactone effectively makes hair shafts thinner in women with excessive hair growth.
September 2022 in “International Journal of Trichology” Trichoscopic measurements help determine the severity of female pattern hair loss.
March 2021 in “British Journal of Dermatology” PRP helps hair regrowth and thickness.
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September 1999 in “Canadian Journal of Botany” The RHD4 gene is crucial for consistent root hair growth in Arabidopsis thaliana.
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January 2021 in “Animal Production Science” Lipid metabolism affects wool fiber diameter in sheep.
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October 2023 in “Animals” Certain DNA regions in alpacas are linked to fiber diameter.
March 2025 in “Journal of Cosmetic Dermatology” Botulinum toxin type A may widen certain arteries, but more research is needed.
October 2023 in “International journal of molecular sciences” Key proteins and pathways regulate wool fiber diameter in Alpine Merino sheep.
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April 2019 in “Animals” KRTAP28-1 gene can help breed sheep with finer wool.