35 citations
,
January 2000 in “Dermatology” Hair loss common in Norwegian men, affecting self-esteem and life quality.
27 citations
,
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.
20 citations
,
March 2022 in “Journal of clinical medicine” Nearly half of the studied men with long COVID had low testosterone, including younger men.
9 citations
,
July 2014 in “Experimental Dermatology” PTHRP agonists can stimulate hair growth, especially in damaged follicles, while antagonists may initially increase growth but ultimately inhibit it.
8 citations
,
August 2016 in “Expert opinion on pharmacotherapy” New, safer treatments for children's hair disorders are needed, and better evaluation methods are recommended.
7 citations
,
March 2022 in “Frontiers in Genetics” The research found specific genes that may cause longer hair in Tianzhu White Yak.
7 citations
,
January 2010 in “Animal” Angora goat hair grows faster and produces more protein than cashmere goat hair, and certain hormones and nutrients positively affect hair growth and protein synthesis.
5 citations
,
March 2020 in “Aids Reviews” Hair antiretroviral concentration is affected by hair type, segment position, housing, drug use, sexual behavior, kidney function, and genetics.
5 citations
,
January 2007 Citrullus colocynthis extracts may promote hair growth as effectively as minoxidil.
2 citations
,
September 2021 in “Orphanet Journal of Rare Diseases” People with hypohidrotic ectodermal dysplasia are more likely to experience long-term fatigue and hair loss after COVID-19.
1 citations
,
September 2022 in “Journal of the American Academy of Dermatology” Exosome therapy shows promise for hair growth but needs human trials for validation.
November 2025 in “Skin Appendage Disorders” Ayurvedic treatments may help improve hair health and growth.
August 2025 in “Nutrition and Health” Eating foods rich in vitamin D and iron helps prevent hair loss, while alcohol and sugary drinks can cause it.
September 2023 in “Journal of Nutrition and Metabolism” One Ashwagandha extract may help protect cells with its antioxidant properties, while another could promote hair growth.
July 2023 in “Regenerative Therapy” Stem cell and platelet-rich plasma therapies show promise for COVID-19 related hair loss, but more research is needed.
June 2023 in “Annals of the College of Medecine” Low iron levels are linked to more hair loss in women with chronic hair shedding.
April 2017 in “Journal of Investigative Dermatology” Sweat glands and hair follicles are determined by opposing signals, with BMPs promoting sweat glands and blocking BMPs leading to hair follicles.
April 2017 in “Journal of Investigative Dermatology” Deleting the CRIF1 gene in mice disrupts skin and hair formation, certain proteins affect hair growth, a new compound may improve skin and hair health, blood cell-derived stem cells can create skin-like structures, and hair follicle stem cells come from embryonic cells needing specific signals for development.
April 2016 in “Journal of Investigative Dermatology” Blocking Oncostatin M's role in the JAK-STAT pathway can stimulate hair growth in mice.
March 2012 in “Journal of The American Academy of Dermatology” Hair casts are often mistaken for head lice, scalp pain in hair loss is linked to certain nerve factors, eyelash growth treatment is safe and effective, and nail shedding in children may follow hand-foot-mouth disease.
May 2009 in “Medical and surgical dermatology/Medical & surgical dermatology” Hair and nail conditions can stabilize or improve over time, and new treatments show promise.
December 2005 in “Springer eBooks” Laser hair removal is generally effective, with results varying by laser type and patient.
April 2018 in “Journal of Investigative Dermatology” Arrector pili muscle regulates hair follicle stem cells, DNA methylation needed for hair cycling, and Wnt/B-catenin signaling starts hair growth.
1 citations
,
November 1981 in “PubMed” No clear conclusion available.
1 citations
,
March 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” The hair treatment made hair grow faster and thicker and strengthened the hair roots.
11 citations
,
December 2016 in “Frontiers in Psychology” Hair style affects perceptions of age, health, and attractiveness more than hair color does.
5 citations
,
May 2021 in “International Journal of Cosmetic Science” Healthy scalp leads to better hair quality and less damage.
115 citations
,
August 2014 in “Jo'jig gonghag gwa jaesaeng uihag/Tissue engineering and regenerative medicine” Human hair keratin can be used in many medical applications.
72 citations
,
October 2010 in “Journal of The American Academy of Dermatology” Iron deficiency common in women, not always linked to hair loss; more research needed.
66 citations
,
April 2002 in “Journal of The American Academy of Dermatology” Finasteride increases hair weight and count in men with hair loss.