8 citations
,
October 2017 in “Dermatology practical & conceptual” A spermidine-based supplement may help hair grow longer by keeping it in the growth phase.
224 citations
,
March 2006 in “Seminars in Cutaneous Medicine and Surgery” The document concludes that understanding hair follicle biology can lead to better hair loss treatments.
1 citations
,
March 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” The hair treatment made hair grow faster and thicker and strengthened the hair roots.
The estrogen receptor pathway controls hair growth cycles and affects skin cell growth.
9 citations
,
January 2017 in “International Journal of Trichology” The study suggests that mast cells might be involved in the hair loss condition telogen effluvium and could be a target for treatment.
April 2016 in “Journal of The American Academy of Dermatology” A botanical lotion can increase scalp collagen and extend hair growth phase, potentially improving hair thinning issues.
January 2012 in “Journal of the Dermatology Nurses’ Association” The document explains hair growth, hair loss types, and other hair-related terms.
31 citations
,
April 2019 in “Journal of Cutaneous Pathology” Hair becomes gray and thin as we age, and while most hair loss in older people is due to genetics, there's a chance for gray hair to regain color under certain conditions.
521 citations
,
January 1954 in “Physiological Reviews” Hair growth is cyclic and influenced mainly by local factors.
November 2025 in “Medical alphabet” Physiotherapy methods can effectively stimulate hair growth in telogen alopecia.
3 citations
,
May 2016 in “Dermatology Online Journal” Changing estrogen levels during menopause might affect genes related to body rhythms and cause increased hair loss.
3 citations
,
February 2005 in “Aktuelle Dermatologie” Prolactin and TGF-β receptor blockers might help treat hair loss.
January 2007 in “한국미용학회지” People with hair loss have smaller hair roots and less fat tissue.
12 citations
,
August 2001 in “PubMed” CE-PTG is a better method for analyzing hair growth in androgenetic alopecia.
April 2026 in “Canadian Medical Association Journal” Female pattern hair loss is common and increases with age.
19 citations
,
November 2001 in “Journal of Investigative Dermatology Symposium Proceedings” Human hair follicles can regenerate and recover after severe injury by going through a brief abnormal resting phase before growing again.
59 citations
,
August 1981 in “PubMed” Trichilemmal keratinization is a unique process in hair follicles where the outer root sheath turns into keratin without a specific layer.
42 citations
,
December 1990 in “The Journal of Dermatologic Surgery and Oncology” The study found that horizontal sections of scalp biopsies are better for analyzing hair loss, showing fewer hairs and more fine hairs in balding areas.
64 citations
,
March 2005 in “Journal of Investigative Dermatology” Brain-Derived Neurotrophic Factor (BDNF) slows down hair growth and promotes hair follicle regression.
1 citations
,
May 2013 in “PubMed” The document concludes that female pattern baldness involves hair thinning, is classified differently than in men, and is assessed using the Ludwig classification. It also explains the hair growth cycle stages.
January 2026 in “International Journal of Dermatology Research” Early recognition of loose anagen hair syndrome is important to prevent misdiagnosis and unnecessary treatments.
16 citations
,
November 2017 in “British Journal of Dermatology” Cells in hair die by breaking down their DNA and mitochondria as they form keratin.
335 citations
,
March 2004 in “Development” Temporary activation of β-catenin can create new hair follicles, but ongoing activation is needed to keep hair follicle tumors.
10 citations
,
October 2002 in “Journal of The American Academy of Dermatology” The document concludes that a man's long hair may have helped diagnose his rare case of chronic hair shedding, for which no treatment is advised.
Trichopigmentation is a non-invasive, reversible treatment for hair loss that offers natural-looking results for both men and women.
December 2024 in “Medical alphabet” The combination of "Time to Grow" and "Thick and Strong Hair" effectively reduces hair loss and improves hair quality.
Different types of hair loss can be caused by hormones, stress, autoimmune disorders, illness, or nutritional deficiencies, and can be treated with medication, nutritional supplements, or hair transplantation.
2 citations
,
January 1980 in “Archives of Dermatology” The author suggests changing "telogen effluvium" to "telogen defluxion" for hair loss terminology.
4 citations
,
October 2018 in “Experimental Dermatology” Dermoscopy shows that diffuse alopecia areata progresses through specific hair growth stages.