January 2025 in “Conservation Physiology” Bear hair grows 0.10 to 1.05 mm per day, varying by individual and season.
October 2024 in “Cosmoderma” Proper hair care and suitable products are essential for men's scalp health and well-being.
January 2024 in “Frontiers in plant science” The zinc finger protein 3 in Arabidopsis thaliana reduces plant growth and root hair development.
September 2023 in “Biomedical Optics Express” New imaging techniques show testosterone delays hair growth and shrinks follicles in mice, but have limited depth for viewing.
September 2022 in “Canadian journal of animal science” Certain gene variations are linked to the thickness of cashmere goat hair.
Seborrheic dermatitis and dandruff are often treated with antifungal and anti-inflammatory medications, which can reduce symptoms and yeast growth on the scalp.
Hair can't be as strong as Rapunzel's because it's impractical to scale up due to defects.
21 citations
,
March 2021 in “Frontiers in Neurology” The posterior cerebellum helps maintain balance by adapting to sensory inputs and self-motion.
May 2025 in “JAAD reviews.” Current treatments for neutrophilic alopecias in children are limited and often ineffective, especially for males and those of Afro-Caribbean descent.
September 2020 in “Journal of Mind and Medical Sciences” Combining NdYag laser with pulsed light effectively treats rosacea with manageable side effects.
30 citations
,
March 2017 in “PLoS ONE” Sulfur slightly improved diet estimates for grizzly bears, but hair growth timing varied, affecting results.
14 citations
,
March 2014 in “Experimental and Molecular Pathology” Sulfur mustard damages hair follicles and sebaceous glands in mice.
7 citations
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January 1966 in “Archives of Dermatology” The method accurately measures hair growth with minimal risk and is better than other methods.
2 citations
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November 1973 in “PubMed” Sulfur-35 can be used to track hair growth and past exposure.
1 citations
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January 2007 in “中国科学通报:英文版” Women's hair has more sulfur, and black hair has more calcium than white hair.
February 2025 in “Buletin Veteriner Udayana” Ivermectin and sulfur effectively treated the cat's scabies and sporotrichosis in 14 days.
Prussian Blue causes hair cuticles to detach, weakening the hair.
April 2024 in “Advances in Redox Research” Human hair strength and health are linked to sulfur compounds that can be reduced by stress but improved with sulfur supplements.
February 2024 in “Buletin Veteriner Udayana” Using sulfur soap helped improve skin problems in a dog with demodecosis.
32 citations
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January 1966 in “Archives of Dermatology” The method accurately measures hair growth with minimal risk and is better than other techniques.
30 citations
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August 1984 in “Journal of the American Academy of Dermatology” Low-sulfur hair syndrome can cause UVB sensitivity and testicular failure.
23 citations
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November 1964 in “Journal of Dairy Science” High molybdenum and sulfate sulfur levels can cause health issues in cattle, but adding copper helps.
10 citations
,
December 1991 in “Annals of the New York Academy of Sciences” Minoxidil boosts hair growth in genetically modified mice.
9 citations
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February 2016 in “Anatomical Science International” Hair proteins change location and structure as hair cells mature.
1 citations
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February 1989 in “PubMed” Electrophoresis can effectively analyze hair proteins for forensic use, even after cosmetic treatments and up to 2 years of weathering.
February 1989 in “PubMed” A genetic hair protein variant is more common in Japanese people and is inherited.
144 citations
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May 1990 in “Journal of the American Academy of Dermatology” 38 citations
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February 1989 in “Journal of Investigative Dermatology” 26 citations
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December 1990 in “Journal of Biological Chemistry” Two specific genes are more active during hair growth in mice.
1 citations
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February 1991 in “Journal of Biological Chemistry”