May 2024 in “BMC veterinary research” Metabolites and diet affect hair growth cycles in cashmere goats.
December 2023 in “Journal of molecular structure” Hair treatments and dehydration affect hair's lipid and protein behavior, influencing its flexibility and appearance.
October 2022 in “Linköping University medical dissertations” The method shows hair testosterone levels reflect those in saliva, but are affected by various factors and may indicate a risk for heart attack.
May 2017 in “Journal of microscopy and ultrastructure” Water quality affects mineral content in hair, and coconut oil can protect against damage.
July 2025 in “SKIN The Journal of Cutaneous Medicine” Most patients with alopecia areata see significant hair regrowth within 93 days of starting ritlecitinib treatment.
June 2025 in “Microorganisms” Microbial imbalances in hair follicles may contribute to hair loss, especially in women.
July 2024 in “Skin Appendage Disorders” Certain medications, including some immune drugs, contraceptives, and hair loss treatments, are often linked to hair loss.
Certain genes may influence hair loss differently in men and women.
June 2023 in “Journal of Cosmetic Dermatology” Finasteride 5mg daily is the most effective for female pattern hair loss, with higher doses of treatments generally more effective.
January 2008 in “Chinese Journal of Spectroscopy Laboratory” Cysteine formation on hair indicates damage, best detected at pH 4.5.
February 1990 in “PubMed” Higher DHEA-S levels in hirsute females affect hair growth phases.
January 2020 in “Journal of Clinical Dermatology” Treating underlying metabolic and hormonal issues is key to managing female hair loss.
Iron and zinc deficiencies may be treated to help female hair loss.
30 citations
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March 2017 in “PLoS ONE” Sulfur slightly improved diet estimates for grizzly bears, but hair growth timing varied, affecting results.
16 citations
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September 2017 in “PLoS ONE” The mummified girl likely died from undernourishment and illness.
30 citations
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July 2000 in “PubMed” Hair has unevenly distributed proteins and lipids, with lipids mainly in the cuticle and proteins in the cortex and medulla.
1 citations
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September 2022 in “Journal of the American Academy of Dermatology” Exosome therapy shows promise for hair growth but needs human trials for validation.
January 2008 in “Journal of The American Academy of Dermatology” Hair loss affects 20% of people, more in men and those over 35, and is often associated with a sensitive scalp.
January 2018 in “Turkiye Klinikleri Journal of Dermatology” Commonly used plants in hair products can guide future research and help professionals recommend treatments.
June 2012 in “International journal of scientific research” Hair follicles in androgenetic alopecia show no chemical changes, only size reduction.
27 citations
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January 2010 in “Animal” South American camelids should be sheared early, fleece type affects fiber quality, and the S/P follicle ratio doesn't distinguish between Bolivian llama genotypes.
8 citations
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December 2003 in “Materials Research-ibero-american Journal of Materials” Polyquaternium 7® builds up on hair, improving its look and feel, and AFM is good for measuring these changes.
7 citations
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June 2022 in “Frontiers in Veterinary Science” Researchers found genes linked to hair growth cycles in Inner Mongolia cashmere goats, which could help understand and treat hair loss.
3 citations
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March 2021 in “Metabolites” Hair loss causes differ between men and women due to changes in hormone levels and inflammation-related pathways.
321 citations
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December 2009 in “Journal of Dermatological Science” Dermal cells are key in controlling hair growth and could potentially be used in hair loss treatments, but more research is needed to improve hair regeneration methods.
65 citations
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May 2006 in “Journal of Structural Biology” Hair curliness is due to uneven distribution of different cortices within the hair fiber.
53 citations
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March 2006 in “Biopolymers” TTD hair is brittle due to fewer sulfur amino acids and unstable disulfide bonds.
27 citations
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September 2018 in “Skin appendage disorders” Hair transplantation may work for some types of scarring alopecia, but results vary and more research is needed.
27 citations
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December 2006 in “Environmental Science & Technology” LA-ICP-MS can effectively track mercury exposure over time in hair.
14 citations
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March 2017 in “Plastic and reconstructive surgery. Global open” Hair follicle damage happens during hair transplants and can impact success; better surgical methods are needed.