Researchers found genes in sheep that may affect hair growth and wool quality.
24 citations
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September 2018 in “Lasers in Surgery and Medicine” Multiphoton microscopy can non-invasively tell apart scarring from non-scarring hair loss and could aid in treatment.
3 citations
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August 2012 in “Annals of Diagnostic Pathology” AIDS may cause changes in the scalp that increase infection risk and hair loss.
January 2007 in “Journal of Clinical Dermatology” The topical solution increased hair count but wasn't significantly better than placebo in other measures.
25 citations
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May 1972 in “Canadian journal of zoology” Black-tailed deer have four types of pelages and molt twice a year.
Adding aesthetic therapies to medications doesn't improve male pattern baldness treatment.
January 2023 in “Czech Journal of Animal Science” Proteins influence the quality and traits of cashmere goat fleece, affecting hair strength and diameter.
11 citations
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April 1990 in “Australasian Journal of Dermatology” Minoxidil modestly increases hair growth in men with early baldness and is safe to use.
August 2018 in “Journal of The American Academy of Dermatology” Different treatments for skin conditions were found to be effective and generally safe, with biologics recommended as the first choice for generalized pustular psoriasis.
Asian patients show different trichoscopy features compared to Caucasians, like thicker hair and different alopecia signs.
7 citations
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June 2015 in “The anatomical record” Hexi cashmere goats' hair growth varies by stage, with Hoxc13 linked to hair activity.
November 2025 in “Skin Appendage Disorders” Combining triamcinolone microinjections with minoxidil improves hair growth in women more than minoxidil alone.
January 2025 in “Journal of Dermatological Treatment” Combining low-level laser therapy with minoxidil doesn't improve hair loss treatment compared to using minoxidil alone.
January 2013 in “Heilongjiang xumu shouyi” The compound additive improved growth and fur quality in blue foxes.
234 citations
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February 2001 in “British Journal of Dermatology” FPHL affects hair density and diameter, causing visible hair loss in older women.
31 citations
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February 2020 in “BioMed Research International” Thai people's hair density decreases with age and varies by scalp area, but hair thickness stays the same regardless of age or scalp area.
30 citations
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December 2017 in “Clinical, Cosmetic and Investigational Dermatology” Parietal scalp area has lower hair density and smaller hair diameter in women with hair loss.
3 citations
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April 2021 in “Journal of Cosmetic Dermatology” The micrometer caliper is a reliable tool for measuring hair diameter for FUE surgery.
63 citations
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October 1972 in “British Journal of Dermatology” Women with thinning hair have thinner hair strands than women without hair loss.
61 citations
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April 2012 in “British Journal of Dermatology” Caucasian women's hair appears thickest in their 20s, with perceived thinning after mid-30s due to both decreasing density and diameter.
21 citations
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July 2014 in “British Journal of Dermatology” Hair thickness matters more than density for baldness in Japanese men over 25.
13 citations
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November 2012 in “International Journal of Dermatology” Curly hair breaks more easily, especially with chemical treatments, but simpler grooming reduces breakage.
9 citations
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January 2011 in “Skin Research and Technology” The new automatic tool accurately measures hair thickness and is reliable.
4 citations
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February 2018 in “Journal of Cosmetic Dermatology” Platelet-rich plasma injections made hair thicker for both men and women, with a greater effect in women.
4 citations
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November 2004 in “Clinical and Experimental Dermatology” Hair length and thickness are related, with thickness peaking at about a quarter of the hair's maximum length.
2 citations
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February 2020 in “Journal of Plastic Surgery and Hand Surgery” Good-looking donor sites for hair transplants usually have higher hair density and thicker hair.
1 citations
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May 2002 in “British Journal of Dermatology” Hair loss caused by longer latent hair cycle and sudden miniaturization, not gradual follicle size reduction.
August 2023 in “The Indonesian Biomedical Journal” Rosemary essential oil improved hair growth and thickness in UVB-exposed mice.
May 2002 in “British Journal of Dermatology” Hair loss caused by longer latent hair cycle and sudden miniaturization, not gradual follicle size reduction.
March 2021 in “British Journal of Dermatology” PRP helps hair regrowth and thickness.