September 2023 in “JAAD case reports” A man developed oral hairy leukoplakia while on baricitinib, a medication for alopecia and arthritis, and doctors should watch for such side effects.
Hair transplants can cause hair loss if done while lichen planopilaris is active; wait until it's inactive for two years and check with a scalp biopsy first.
February 2025 in “Biomimetics” The shampoo straightens hair while keeping it healthy and less damaged.
August 2024 in “International Journal of Cosmetic Science” Acetyl zingerone methyl ether protects and extends hair color while improving hair health.
A new method was developed to gently isolate hair pigment while keeping its structure intact.
2 citations
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September 2017 in “Plastic and Aesthetic Research” Healthy Han Chinese have lower hair density than whites and Africans, and transplanting 300 hair units can nearly restore normal hair density.
November 2025 in “Zenodo (CERN European Organization for Nuclear Research)” The herbal hair oil promotes hair growth and prevents dandruff while being a safer alternative to chemical products.
1 citations
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October 2013 in “BMJ” A man's sudden hair loss and color change to white was diagnosed as alopecia areata and it improved on its own after six months.
July 2023 in “International Journal of Trichology” The man's hair turned white suddenly but returned to normal on its own in 6 months.
June 2022 in “International Journal of Advanced Research in Science, Communication and Technology” The polyherbal hair oil helps hair growth, darkens white hair, fights dandruff, and makes hair shiny.
Acidic sandy clay damages archaeological hair the most, while dry conditions preserve but make it brittle; silicone oil can help keep the hair flexible.
7 citations
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March 2019 in “Journal of cosmetic dermatology” African hair has the most lipids, while Caucasian hair is more hydrated and stronger.
7 citations
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September 2004 in “International Journal of Cosmetic Science” Blond hair lightens more with visible light directly, while ultraviolet light lightens it after washing by damaging other hair parts.
1 citations
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October 2023 in “PloS one” Cosmetic hair treatments can increase hair testosterone levels, while natural hair color does not affect it.
January 2004 in “Linchuang pifuke zazhi” Black hairs have more pigment-related genes, while gray hairs have more keratin-related genes.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The herbal mehendi gel safely colors hair naturally while nourishing and protecting the scalp.
January 2024 in “International Journal of Pharmaceutical Research and Development” Herbal hair gels with natural ingredients can reduce dandruff and hair loss while repairing damage.
Activin A promotes ear hair cell development, while follistatin delays it.
52 citations
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February 1986 in “Journal of Histochemistry & Cytochemistry” Some hair proteins are specific to hair, while others are also found in skin cells.
29 citations
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July 2003 in “Experimental Dermatology” The upper hair follicle is stable, while the lower part allows movement during hair growth.
20 citations
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January 2021 in “Plants” High energy boosts root hair growth in plants, while low energy stops it.
17 citations
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January 2023 in “International Journal of Cosmetic Science” Hydrophobic interactions affect virgin hair, while electrostatic interactions are key for bleached hair.
January 2026 in “International Journal of Biological Macromolecules” Small KP peptide improves hair without reducing agents, while larger proteins need them for better results.
June 2025 in “Dermatologic Surgery” GFC improves hair quickly, while PRP offers longer-lasting benefits; using both sequentially is recommended.
January 2004 in “Linchuang pifuke zazhi” All-trans retinoic acid helps amelanotic melanocytes in hair follicles develop and produce pigment while reducing their growth.
November 2020 in “Journal of The American Academy of Dermatology” Ankle braces reduce motion, while external focus improves hip and knee movements.
118 citations
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October 2014 in “Journal of Dairy Science” Tail switch hair is best for measuring cortisol in Holstein cows, with white hair and multiparous cows showing higher levels.
July 2024 in “Dermatology and Therapy” Darker hair colors may increase the risk of alopecia areata, while lighter hair colors may decrease it.
101 citations
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January 2016 in “Journal of Cutaneous and Aesthetic Surgery” Different types of hair loss need specific treatments, and while many classification systems exist, each has its flaws; more research is needed to refine these systems and treatments.
16 citations
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October 2012 in “British Journal of Dermatology” Chemotherapy can cause significant hair thinning and changes in hair texture, while tamoxifen has a smaller effect.