3 citations
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May 2021 in “Dermatologic Clinics” The document concludes that more research is needed to understand hair loss in men and to find new treatments.
October 2025 in “Journal of Veterinary Diagnostic Investigation” Black hair in cats has higher cortisol levels than white hair.
Human hair follicle stem cells improved memory and brain health in rats.
Premature hair graying is common and linked to stress, obesity, vitamin deficiencies, family history, lack of exercise, smoking, and allergies.
April 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” A gene network led by RSL4 is crucial for early root hair growth in response to cold in Arabidopsis thaliana.
March 2024 in “Asian Journal of Advanced Research and Reports” Smoking and alcohol are linked to early hair graying.
Early-onset baldness is linked to genetics, lifestyle, and can indicate higher risk for heart and metabolic diseases, and affects mental health.
Garlic can help hair grow by activating certain growth pathways, and it works whether you eat it or apply it to your scalp.
January 2025 in “International Journal of Reproduction Contraception Obstetrics and Gynecology” PCOS and lifestyle choices like diet and hair removal methods play a key role in moderate hirsutism.
61 citations
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May 2014 in “International journal of pharmaceutics” Nanocrystals improve skin penetration and stability of caffeine, suggesting a new method for delivering similar substances through the skin.
September 2024 in “Journal of Cosmetic Dermatology” Quercetin-loaded nanoparticles protect human hair from UV-B damage.
185 citations
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February 2018 in “Journal of Investigative Dermatology” Melatonin may benefit skin health and could be a promising treatment in dermatology.
152 citations
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January 2004 in “Current anthropology” Humans lost body hair relatively recently in evolution.
51 citations
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February 2009 in “Journal of dermatological science” Pitx2 helps outer root sheath cells differentiate but can't start hair growth on its own.
6 citations
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January 2020 in “Skin Pharmacology and Physiology” HIF-1α stimulators, like deferiprone, work as well as popular hair loss treatments, minoxidil and caffeine, in promoting hair growth.
October 2024 in “Annals of Dermatology” Korean Red Ginseng may help protect hair from damage and promote growth.
January 2025 in “Clinical and Medical Engineering Live” Implementing safety strategies is crucial to prevent radiation-related health issues.
December 2025 in “Frontiers in Veterinary Science” Liaoning cashmere goats grow more cashmere by boosting fat production, supporting hair structure, and controlling inflammation.
December 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” AP-2α and AP-2β proteins are essential for healthy adult skin and hair.
102 citations
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July 2007 in “Genes & Development” A mother's PPARγ is crucial for preventing harmful milk that can cause inflammation and growth problems in babies.
1 citations
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February 2004 in “Medical Hypotheses” Certain cultural hair practices might cause baldness by affecting natural hair oils and stem cell delivery to hair follicles.
11 citations
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April 2020 in “Animals” Moving horses to new places can increase their stress levels, as shown by higher stress hormone in their hair.
July 2023 in “Dermatology practical & conceptual” Women with Female Pattern Hair Loss may experience more stress, anxiety, and depression, and have lower levels of BDNF, which could predict the psychological impact.
26 citations
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January 2016 in “Annals of Dermatology” Ecklonia cava polyphenols help increase human hair growth and reduce hair loss.
91 citations
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March 1996 in “Archives of Dermatological Research” Certain cytokines and growth factors can inhibit hair growth and may affect alopecia areata.
November 2025 in “Advanced Science” A new nanozyme using EGCG and L-arginine boosts hair growth by safely increasing beneficial oxidative stress.
March 2026 in “Scientific Reports” Ferulic acid may help hair grow by activating certain receptors in cells.
100 citations
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August 2008 in “American Journal Of Pathology” VEGF-A is crucial for normal skin function and may be linked to psoriasis.
March 2026 in “Frontiers in Pharmacology” New treatments for hair loss show promise but need more testing for effectiveness and safety.
7 citations
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September 2024 in “PLANT PHYSIOLOGY” RALF22 is essential for root hair growth in response to fungal emissions in Arabidopsis.