September 2004 in “Experimental Dermatology” Stress and certain chemicals affect hair growth by interacting with the immune and nervous systems.
January 2022 in “Stem cell biology and regenerative medicine” Lymphatic vessels help hair follicles regenerate by interacting with stem cells.
ocu-miR-205 affects hair density in Rex rabbits by altering hair follicle growth and signaling pathways.
7 citations
,
October 2011 in “BMC Cancer” Overexpression of HDGF in melanocytes does not cause cancer.
4 citations
,
October 2003 in “PubMed” Low protein diets cause severe health issues in rats, but high protein diets can reverse these effects.
3 citations
,
August 2022 in “Cutis” Certain nail conditions can suggest thyroid problems, with different symptoms for underactive (slow, thin nails) and overactive (spoon-shaped, brittle nails) thyroid.
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.
1113 citations
,
August 1999 in “The New England Journal of Medicine” Hair follicle biology advancements may lead to better hair growth disorder treatments.
14 citations
,
January 1980 in “Dermatology” Cyproterone acetate temporarily reduces hair growth in women with idiopathic hirsutism but doesn't change hormone levels.
39 citations
,
January 2020 in “Frontiers in Genetics” PDGFC gene may help select goats with desirable curly wool traits.
32 citations
,
July 2018 in “Scientific Reports” Essential-oils-cobalt improves goat growth and product quality.
20 citations
,
January 2022 in “Oxidative Medicine and Cellular Longevity” Reactive oxygen species (ROS) influence hair growth by causing DNA damage, cell death, and changes in immune cells.
11 citations
,
April 2013 in “Homo” Darker skin in 10-year-old girls may be an early sign of puberty.
5 citations
,
January 1994 in “Dermatology” Corticosteroid therapy reduces specific immune cells and promotes hair growth in alopecia areata patients.
1 citations
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June 2017 in “PubMed” Keratogrow®, a spray made from patients' own blood, was found to increase hair growth and density when used twice daily for three months.
November 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Scientists made a mouse that shows how a specific protein in the skin changes and affects hair growth and shape.
May 2023 in “Journal of Cosmetic Dermatology” Using platelet-rich plasma, basic fibroblast growth factor, and minoxidil together significantly increases hair count and growth rate in people with hair loss.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” The early genes of a specific virus can cause abnormal skin cell growth and hair follicle changes.
Hypoxic preconditioning helps human hair follicle stem cells survive oxidative stress.
65 citations
,
January 2009 in “Annals of Dermatology” Zinc supplements increased zinc levels in some hair loss patients but didn't significantly improve hair growth.
2 citations
,
November 2024 in “JAAD Case Reports” Anti-PD-L1 immunotherapy can cause hair loss and unexpected hair color change, but treatment can restore hair growth and color.
April 2026 in “Dove Medical Press (Taylor and Francis Group)” Myrtus communis leaf extract may help with hair loss and wound healing.
April 2026 in “Clinical Cosmetic and Investigational Dermatology” Myrtus communis leaf extract may help with hair loss and wound healing.
August 2004 in “Veterinary Dermatology” Adult-onset hair loss in Chesapeake Bay retrievers may be linked to abnormal adrenal hormone production.
71 citations
,
February 2006 in “Clinics in Dermatology” Pregnancy causes skin changes like darkening, hair thickening, nail changes, and increased risk of skin growths, most of which usually resolve after birth.
48 citations
,
May 2015 in “NPJ microgravity” A 3-month stay in space causes skin thinning, disrupts hair growth, and changes muscle-related genes in mice.
Hair loss can be managed with medications, therapies, and lifestyle changes to prevent loss and encourage growth.
7 citations
,
January 2015 in “Genetics and molecular research” The RORα gene is active in different parts of cashmere goat hair follicles and may be influenced by melatonin, especially in December when hair growth changes.
40 citations
,
August 2006 in “Current Drug Safety” Some drugs can cause hair loss, excessive growth, or color changes, often reversible but sometimes permanent.
64 citations
,
June 1992 in “International Journal of Dermatology” Pregnancy often causes skin changes like darkening, stretch marks, and hair growth, which may improve after childbirth.