13 citations
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January 2016 in “Journal of cosmetology & trichology” Alternative treatments show promise for hair growth beyond traditional methods.
8 citations
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October 2020 in “International Journal of Molecular Sciences” Nonanal from fruits and vegetables promotes hair growth by increasing growth factors.
7 citations
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February 2021 in “Legal Medicine” Hair analysis showed very high metformin levels in two fatal overdose cases, suggesting it's useful in forensics but sweat may affect results.
7 citations
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March 2020 in “PloS one” α-parvin is necessary for skin and hair growth and for the correct orientation of skin cells.
7 citations
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June 2021 in “Amino acids” Human hair protein modifications could potentially indicate heart disease risk.
4 citations
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April 1999 in “Dermatologic Clinics” Long-pulsed ruby lasers effectively reduce hair for up to 2 years with minimal pain.
2 citations
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January 2015 in “Journal of cosmetology & trichology” Need better hair loss treatments beyond minoxidil, finasteride, and transplants.
December 2024 in “Biomedical & Pharmacology Journal” Hair Tonic A, with white tea extract, is better for improving hair health.
January 2024 in “International Research Journal Of Modernization In Engineering Technology And Science” Hair growth serums reduce hair fall and improve growth with mostly positive reviews.
December 2023 in “Journal of materials chemistry. B” A new nanoemulsion increases oxygen for hair cells, leading to better hair growth.
January 2017 in “International journal of clinical & experimental dermatology” Eating a balanced diet with vitamins, micronutrients, and antioxidants is important for hair health and can help with hair loss.
The document concludes that current hair loss treatments have limitations and suggests researching new treatments targeting different factors of hair loss.
Acidic sandy clay damages archaeological hair the most, while dry conditions preserve but make it brittle; silicone oil can help keep the hair flexible.
January 2003 in “Research Portal (King's College London)” Hair color affects light reflection, with black hair having higher cuticle angles and lighter hair showing less specular reflection.
501 citations
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October 2008 in “Psychoneuroendocrinology” Hair cortisol levels can show increased stress during late pregnancy but only for up to six months.
417 citations
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September 2005 in “PLoS biology” Understanding gene expression in hair follicles can reveal insights into hair growth and disorders.
417 citations
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March 1991 in “American Journal of Psychiatry” Most adult chronic hair pullers are women who started in their early teens, often have other mental health issues, and may pull hair due to underlying psychiatric conditions.
416 citations
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September 1997 in “Journal of Investigative Dermatology” People with hair loss have more androgen receptors and enzymes in certain follicles, with men and women showing different patterns.
354 citations
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February 2011 in “Genes & Development” EZH1 and EZH2 are crucial for healthy hair growth and skin repair.
260 citations
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June 2011 in “Cell” Wnt signaling is crucial for pigmented hair regeneration by controlling stem cell activation and differentiation.
256 citations
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October 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Growing human skin cells in a 3D environment can stimulate new hair growth.
242 citations
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February 2016 in “Science” Hair loss and aging are caused by the breakdown of a key protein in hair stem cells.
240 citations
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April 2011 in “Pigment Cell & Melanoma Research” Melanocyte stem cells in hair follicles are key for hair color and could help treat greying and pigment disorders.
223 citations
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January 2014 in “International Journal of Molecular Sciences” The conclusion is that proper signaling is crucial for hair growth and development, and errors can lead to cancer or hair loss.
219 citations
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March 2004 in “Journal of The American Academy of Dermatology” 5% and 2% minoxidil solutions effectively promote hair growth and reduce hair loss, with 5% being slightly more effective but having more side effects.
211 citations
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April 2013 in “Development” More dermal papilla cells in hair follicles lead to larger, healthier hair, while fewer cells cause hair thinning and loss.
210 citations
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July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color production in mice is closely linked to the hair growth phase and may also influence hair growth itself.
207 citations
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March 2012 in “Development” Skin needs dermal β-catenin activity for hair growth and skin cell multiplication.
196 citations
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March 2016 in “Nature Communications” Genetic factors influence hair traits like shape, color, and greying in Latin Americans.
194 citations
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May 2000 in “Journal of Investigative Dermatology” The hedgehog signaling pathway is crucial for hair growth but not for the initial creation of hair follicles.