27 citations
,
May 2007 in “Archives of dermatological research” Diphencyprone treatment increases CD8 lymphocytes in the scalp, which is associated with hair regrowth in alopecia areata patients.
24 citations
,
July 2011 in “PubMed” Thyroid hormones affect skin texture, hair and nail growth, and can cause skin diseases related to thyroid problems.
4 citations
,
January 2012 in “Chemical Immunology” Some drugs, especially biologics, can cause skin reactions that look like other skin diseases, and stopping the drug usually helps clear up these reactions.
2 citations
,
January 2020 in “American Journal of Clinical Research and Reviews” All skin diseases might start in hair follicles.
April 2026 in “JOJ Dermatology & Cosmetics” Skin issues in PCOS signal hormone problems, and combined treatments improve outcomes.
March 2026 in “Brazilian Journal of Microbiology” Restoring skin bacteria may help reduce hair loss.
February 2013 in “Journal of The American Academy of Dermatology” Most children with skin inflammation taking methotrexate had lab abnormalities, but liver issues often improved without changing the medication dose.
192 citations
,
March 2017 in “Cell host & microbe” Hair follicle development and microbes help regulatory T cells gather in newborn skin.
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.
59 citations
,
June 2023 in “Nature Aging” Blocking IL-17 signaling may reduce skin inflammation and delay aging.
49 citations
,
December 2009 in “Journal of Investigative Dermatology” Thyroid function affects skin health, with a complex interaction between the two.
1 citations
,
December 2015 in “The Egyptian Journal of Histology” Hypothyroidism harms rat skin, but topical triiodothyronine may help improve it.
November 2025 in “Frontiers in Nutrition” Olive leaf extract may help reduce aging signs in postmenopausal women.
375 citations
,
July 2006 in “Journal of Investigative Dermatology” Stress can worsen skin and hair conditions by affecting the skin's immune response and hormone levels.
132 citations
,
January 2017 in “International Journal of Molecular Sciences” Fat-derived stem cells show promise for skin repair and reducing aging signs but need more research for consistent results.
41 citations
,
May 2018 in “Nutrition and healthy aging” Skin aging is largely due to differences in stiffness and elasticity between skin layers, leading to wrinkles.
25 citations
,
September 2006 in “Birth Defects Research” Different processes create patterns in skin and things like hair and feathers.
6 citations
,
September 2019 in “Skin pharmacology and physiology” RCS-01 therapy is safe and may improve skin structure by affecting gene expression.
17 citations
,
December 2015 in “International Journal of Cosmetic Science” Visible light can improve skin disorders and hair loss, but more research is needed to understand long-term effects.
211 citations
,
May 2018 in “Trends in cell biology” Different types of skin cells play specific roles in development, healing, and cancer.
40 citations
,
November 2009 in “Experimental Dermatology” The mineralocorticoid receptor may play a role in skin and hair health and could be a new target for treating related disorders.
23 citations
,
August 2018 in “Facial Plastic Surgery Clinics of North America” Using defensins to activate stem cells may improve skin aging signs without causing inflammation.
4 citations
,
July 2020 in “International Journal of Cosmetic Science” All hair removal methods irritate underarm skin and cause dryness, with shaving being less irritating but more drying than plucking or waxing.
1 citations
,
May 2023 in “Journal of molecular evolution” Pangolins have lost some skin-related genes, but kept others, leading to their unique scales and skin features.
January 2025 in “Medical Research Archives” Sex hormones are crucial for healthy skin and managing skin conditions.
April 2018 in “Journal of Investigative Dermatology” Ovol2 is important for proper skin healing and hair growth.
April 2017 in “Journal of Investigative Dermatology” The protein CTCF is essential for skin development, maintaining hair follicles, and preventing inflammation.
September 1998 in “Journal of The European Academy of Dermatology and Venereology” Older people often have untreated genital skin diseases due to embarrassment and lack of medical attention, which can lead to discomfort and even cancer risk.
April 2021 in “Journal of Investigative Dermatology” Bacteria can help skin regenerate through a process called IL-1β signaling.
187 citations
,
December 2005 in “Experimental Dermatology” Estrogens can improve skin aging but carry risks; more research is needed on safer treatments.