January 1990 in “Springer eBooks” Some chemicals can permanently or temporarily remove color from skin and hair, which can be distressing and is not well-regulated in cosmetics.
May 2002 in “British Journal of Dermatology” A pregnant woman's skin condition improved after giving birth, possibly due to high estrogen levels during pregnancy.
105 citations
,
September 1995 in “Journal of The American Academy of Dermatology” Recombinant cytokine therapy can cause skin reactions ranging from mild to severe.
38 citations
,
June 2017 in “The Journal of Dermatology” Aging in hair follicle stem cells leads to hair graying, thinning, and loss.
10 citations
,
May 2012 in “PloS one” Low ERCC3 gene activity is linked to non-pigmented hair growth.
6 citations
,
July 2015 in “Journal of Investigative Dermatology” Chicken feather gene mutation helps understand human hair disorders.
6 citations
,
January 2009 in “Elsevier eBooks” The skin has multiple layers and cells, serves as a protective barrier, helps regulate temperature, enables sensation, affects appearance, and is involved in vitamin D synthesis.
September 2025 in “International Journal of Science and Research (IJSR)” Stress causes hair loss by disrupting hair growth cycles, and combining medical and cosmetic treatments can help manage it.
September 2014 in “Springer eBooks” Aging causes hair to gray and thin, with the timing of graying varying by race, and factors like oxidative stress and genetics can lead to hair loss.
77 citations
,
July 2020 in “Journal of the European Academy of Dermatology and Venereology” Environmental factors, hormones, nutrition, and stress all significantly affect skin health and aging.
59 citations
,
February 2012 in “Journal of Dermatological Science” Environmental factors at different levels control hair stem cell activity, which could lead to new hair growth and alopecia treatments.
46 citations
,
July 1988 in “Journal of The American Academy of Dermatology” Hormone imbalances can cause specific skin changes, which may help in early detection of endocrine disorders.
22 citations
,
November 2007 in “Journal of Investigative Dermatology Symposium Proceedings” Hair growth and health are influenced by stress and hormones.
18 citations
,
June 1995 in “International Journal of Dermatology” Women experience various skin issues at different life stages, requiring careful treatment and awareness.
13 citations
,
December 2010 in “Nature Reviews Endocrinology” A young man with an eating disorder had a life-threatening adrenal crisis due to an autoimmune condition, highlighting the need for better education on managing hormone treatments.
13 citations
,
January 2010 in “Advances in Biochemical Engineering / Biotechnology” Understanding hair biology is key to developing better treatments for hair and scalp issues.
12 citations
,
January 1981 in “Springer eBooks” Environmental factors like temperature and nutrition affect hair growth, with humans showing seasonal hair growth differences.
11 citations
,
July 2012 in “Current Opinion in Pediatrics” Skin problems can be signs of hormone-related disorders and recognizing them early is important for treatment.
9 citations
,
July 1995 in “Veterinary Clinics of North America: Small Animal Practice” The document concludes that hair loss in cats is caused by various factors, including allergies, mites, infections, and hormonal issues, with treatments varying accordingly.
8 citations
,
January 1996 in “Springer eBooks” Male pattern baldness may be caused by factors like poor blood circulation, scalp tension, stress, and hormonal imbalances, but the exact causes are still unclear.
research Acne
2 citations
,
May 2011 in “Harper's Textbook of Pediatric Dermatology” Acne is a common skin condition linked to diet, hormones, and genetics, and early treatment can prevent scarring.
1 citations
,
October 2025 in “Scientific Reports” Mandarin duck sail feathers change with seasons due to hormones and genetic regulation.
66 citations
,
July 2015 in “Journal of Molecular Biology” The document concludes that for hair and feather growth, it's better to target the environment around stem cells than the cells themselves.
24 citations
,
June 2018 in “Reviews in endocrine and metabolic disorders” Thyroid diseases may contribute to autoimmune skin diseases, and more research is needed on their relationship.
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.
137 citations
,
June 2005 in “Climacteric” Estrogen loss during menopause worsens skin health, but hormone replacement therapy may improve it, though more research is needed.
25 citations
,
November 2014 in “Ageing Research Reviews” Skin aging is caused by stem cell damage and can potentially be delayed with treatments like antioxidants and stem cell therapy.
19 citations
,
October 2017 in “The FASEB Journal” Male hormones cause different growth in identical human hair follicles due to their unique epigenetic characteristics.
2 citations
,
January 2014 in “Hair therapy & transplantation” New treatments for hair growth disorders are needed due to limited current options and complex hair follicle biology.
May 2026 in “The EMBO Journal” Skin aging can be slowed by targeting cells, hormones, and the microbiome.