January 2016 in “Global dermatology” A treatment called Cellcurin, combined with microneedling, significantly increased hair density and diameter in patients with hair loss.
116 citations
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May 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Hair grows faster in the morning and is more vulnerable to damage from radiation due to the internal clock in hair follicle cells.
27 citations
,
October 2016 in “The Journal of Clinical Endocrinology and Metabolism” Daughters of women with PCOS generally experience normal puberty but may have more body hair and different body fat distribution.
53 citations
,
August 2005 in “The Journal of Cell Biology” Sgk3 is essential for normal hair follicle growth and maintenance.
15 citations
,
July 2016 in “Biochemical Journal” Wnt proteins from certain skin cells are crucial for normal hair growth and renewal.
3 citations
,
March 1956 in “Journal of morphology” Vitamin A is essential for healthy skin and normal hair growth.
11 citations
,
September 1973 in “Canadian Journal of Botany” Calcium is essential for normal root and root hair growth in oats.
180 citations
,
January 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Vitamin D Receptor is crucial for normal skin and hair growth.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” DKK2 and SOSTDC1 together are necessary for the normal timing of the first regression phase in the hair growth cycle.
42 citations
,
August 1995 in “British journal of dermatology/British journal of dermatology, Supplement” RXR-alpha is strongly expressed in both normal and psoriatic skin and may help in skin cell differentiation and hair growth.
A 73-year-old woman's unusual hair loss and growth led to the discovery of a rare condition causing too much testosterone, which improved after her ovaries were removed.
May 2021 in “British Small Animal Veterinary Association eBooks” If a dog's skin tests are normal but it has hair loss, consider other non-endocrine causes and choose tests based on the hair loss pattern.
63 citations
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August 2022 in “Diagnostics” Hirsutism can occur in women with PCOS even if their androgen levels are normal, making diagnosis challenging.
9 citations
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December 2022 in “Genes” CNVs influence hair length in Tianzhu white yaks.
37 citations
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February 2007 in “Experimental Dermatology” Increasing PDCD4 protein may help prevent or treat some skin cancers.
20 citations
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January 2015 in “Current problems in dermatology” Hair gets thinner, grayer, and changes texture with age due to genetics, environment, and cellular changes, affecting the growth cycle.
19 citations
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August 1993 in “Journal of Cutaneous Pathology” Alopecia causes smaller hair follicles and affects growth-related structures.
9 citations
,
January 2008 in “Acta histochemica et cytochemica” COX-2 levels change during the hair cycle and affect skin and hair growth.
July 2022 in “Journal of Investigative Dermatology” Lef1 is essential for normal skin, hair growth, and healing wounds in mice.
1 citations
,
July 2023 in “Journal of Biophotonics” Red light at 8 mW/cm2 most effectively promotes hair cell growth and affects key growth pathways, especially in cells treated with a hair loss-related hormone.
66 citations
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May 2002 in “The Plant Journal” The IRE gene is important for normal root hair growth in Arabidopsis plants.
December 2025 in “International Journal of Clinical Medical Research” Diet and gut health can improve skin, hair, and nails.
August 1994 in “Drugs & Therapy Perspectives” Some drugs can cause hair loss or growth, but hair usually returns to normal after stopping the drug.
39 citations
,
January 2008 in “Journal of Endocrinology” SCF and c-Kit decrease in AGA hair follicles, possibly affecting hair pigmentation and growth.
22 citations
,
May 2004 in “Tissue Engineering” PGA fiber-reinforced collagen sponges improve hair growth and skin structure.
5 citations
,
July 2019 in “Atlas of the Oral and Maxillofacial Surgery Clinics” Tissue expansion for head and neck reconstruction has good blood supply and doesn't need capsule removal, but expect temporary hair loss with normal growth resuming after 6-8 months.
January 2008 in “한국미용학회지” Certain enzymes and a growth factor were higher in mice treated with minoxidil or a peppermint and rosemary oil mix, which may be good indicators of hair growth.
November 2019 in “Harper's Textbook of Pediatric Dermatology” Understanding normal hair growth and loss in children is key to diagnosing and treating hair disorders.
5 citations
,
January 2019 in “Elsevier eBooks” Current therapies cannot fully regenerate adult skin without scars; more research is needed for scar-free healing.
August 2020 in “Research Square (Research Square)” Oxygen levels affect hair growth and color cells differently when they interact directly.