July 2024 in “International Journal of Dermatology Venereology and Leprosy Sciences” Trichoscopy is a useful, painless tool for diagnosing and monitoring children's hair and scalp issues.
Premature graying of hair is linked to vitamin D and B12 deficiencies, thyroid issues, iron imbalance, stress, and lifestyle habits, and affects quality of life.
January 2024 in “GeroScience” Using radiation to make mice's hair turn gray helps study and find ways to prevent or reverse hair graying.
September 2023 in “Scientific reports” Segmental hair analysis can track testosterone over time but needs adjustments for sex, hair color, and washing frequency.
January 2023 in “Book of Abstracts” COVID-19 can cause different types of hair loss, with telogen effluvium being the most common.
July 2022 in “Research Square (Research Square)” Hair analysis can somewhat track past testosterone levels but is influenced by factors like hair washing, growth rate, sex, and hair color.
October 2018 in “Springer eBooks” The document concludes that various hair disorders have different treatments, including medication, surgery, and addressing underlying causes.
September 2017 in “Plastic and Reconstructive Surgery – Global Open” Some migraine sufferers had no more headaches after getting a hair transplant.
January 2015 in “Springer eBooks” Hair damage shows as fragility, dullness, and discoloration, varies by ethnicity, and is worsened by cosmetic procedures and diseases.
September 2014 in “Springer eBooks” Aging causes hair to gray and thin, with the timing of graying varying by race, and factors like oxidative stress and genetics can lead to hair loss.
November 2011 in “Informa Healthcare eBooks” Environmental, chemical, mechanical, and personal health factors can all damage hair and contribute to hair loss or changes in hair quality.
The patient with total hair loss did not regrow hair despite treatment, indicating a poor outlook for this type of hair loss.
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.
50 citations
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September 2016 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride for hair loss may cause persistent sexual symptoms, depression, anxiety, and lower quality of life.
122 citations
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May 2010 in “Plant Physiology” Different PIN proteins affect plant root hair growth by changing how auxin is transported.
75 citations
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November 1965 in “Textile research journal” Papain and bisulfite break down human hair by dissolving parts of it.
32 citations
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December 2014 in “Journal of experimental botany” Certain proteins are essential for the growth of root hairs in barley.
20 citations
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January 2021 in “Plants” High energy boosts root hair growth in plants, while low energy stops it.
19 citations
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March 1961 in “Nature” A fatty acid/protein complex in human hair helps protect it from damage.
11 citations
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October 2020 in “Plant biotechnology journal” Overexpressing SIMK in alfalfa boosts root hair growth, nodule clustering, and shoot biomass.
10 citations
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January 2002 in “Nihon Keshouhin Gijutsushakaishi/Journal of S C C./Nihon Keshouhin Gijutsushakai kaishi” The cuticle significantly contributes to hair stiffness, making up about 60% of the total bending stress.
8 citations
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June 2021 in “International Journal of Molecular Sciences” Exosomes from umbilical cord cells fix hearing loss and damaged ear hair cells in mice.
5 citations
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January 2021 in “Skin appendage disorders” Smoking is linked to more hair loss and premature graying compared to nonsmokers.
3 citations
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March 2021 in “Cureus” A rare combination of halo nevi, nonsegmental vitiligo, and early gray hair can occur together.
2 citations
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June 2021 in “Notulae Botanicae Horti Agrobotanici Cluj-Napoca” More research is needed to understand how nutrients affect root hair growth.
2 citations
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December 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” The SYP123-VAMP727 complex is important for transporting materials that harden the root hair shank in Arabidopsis.
October 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Root hair growth slows under force, confirming a model of cell wall mechanics.
May 2024 in “Plant and Soil” Root hairs in maize grow mainly in air-filled pores, limiting their role in nutrient uptake and plant anchorage.
February 2024 in “Frontiers in plant science” Peps help Arabidopsis plants grow more root hairs by affecting specific genes and calcium signaling.
11 citations
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February 2008 in “British journal of nursing” Idiopathic hirsutism causes excessive hair growth in women, can be treated with medication and hair removal, but cannot be fully reversed.