6 citations
,
December 2022 in “Frontiers in Pharmacology” Quercetin may help improve symptoms of polycystic ovary syndrome.
6 citations
,
May 2022 in “Frontiers in physiology” Injecting CHIR-99021 into goose embryos improves feather growth by changing gene activity and energy processes.
6 citations
,
May 1993 in “Archives of Disease in Childhood” Children's hair loss can be caused by many factors, including autoimmune diseases, emotional stress, genetics, and infections, with treatment and prognosis varying.
research Acne
4 citations
,
January 2019 Acne is a common skin condition that can be influenced by diet, lifestyle, and hormones, and requires a treatment approach that includes psychological considerations.
2 citations
,
May 2023 in “Plants” Allium hookeri extract may help promote hair growth and protect cells from damage.
1 citations
,
December 2025 in “International Journal of Molecular Sciences” Atelocollagen boosts collagen production and improves skin elasticity in aged skin.
1 citations
,
September 2012 in “TURKDERM” Stress may affect alopecia areata, but it's not a confirmed trigger.
June 2023 in “International journal of molecular sciences” Heat stress changes goats' skin and hair at the microscopic level and affects their genes and skin bacteria.
September 2013 in “Molecular Biology” The document suggests that activating autophagy might help with regeneration by removing old and damaged cells.
April 2019 in “Journal of Investigative Dermatology” Maca root extract protects hair follicles and promotes hair growth.
116 citations
,
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.
80 citations
,
April 2018 in “Trends in Molecular Medicine” Lichen Planopilaris and Frontal Fibrosing Alopecia may help us understand hair follicle stem cell disorders and suggest new treatments.
70 citations
,
June 2023 in “International Journal of Molecular Sciences” Air pollution harms skin health and can worsen skin diseases.
48 citations
,
January 2011 in “Neuropharmacology” Isolation stress in rats reduces brain enzyme levels, affecting dopamine function.
22 citations
,
April 2004 in “Journal of Neurochemistry” Acute stress increases Y1 receptor gene expression in certain brain areas, but repeated stress does not.
19 citations
,
April 2015 in “Developmental Dynamics” The conclusion is that skin and hair patterns are formed by a mix of cell activities, molecular signals, and environmental factors.
12 citations
,
September 2011 in “Archives of Dermatological Research” Policemen have more hair loss due to obesity, sunlight exposure, and stress.
10 citations
,
July 2022 in “Dermatology and Therapy” Melasma's causes include genetics, sun exposure, hormones, and oxidative stress, and understanding these can help create better treatments.
8 citations
,
July 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Curly hair is mechanically different from straight hair and may need new testing methods.
8 citations
,
November 2020 in “Journal of Cosmetic Dermatology” The ingredients may help prevent hair loss and aging by boosting hair growth signals and reducing stress and hormone effects.
7 citations
,
October 2015 in “American Journal of Primatology” Monkeys with hair loss during pregnancy showed higher stress hormone levels and invested differently in their offspring.
2 citations
,
August 2020 in “Clinical, Cosmetic and Investigational Dermatology” The hair-growth formula with L-cystine helps protect and grow hair cells.
2 citations
,
October 2009 in “The FASEB Journal” Stress does not greatly speed up aging or hair loss in politicians.
1 citations
,
November 2025 in “Stem Cell Research & Therapy” Immortalized hair follicle cells could be useful for regenerative medicine and treating inflammation and oxidative stress.
1 citations
,
January 2006 High temperatures and cosmetic processes can damage hair keratin, affecting its structure and strength.
February 2026 in “American Scientific Research Journal for Engineering, Technology, and Sciences (Global Society of Scientific Research and Researchers)” Gray hair requires special coloring techniques and care to maintain quality and strength.
January 2025 in “Skin Pharmacology and Physiology” Oxidative stress contributes to alopecia areata, suggesting antioxidant treatments might help.
May 2024 in “Molecules/Molecules online/Molecules annual” Plant extracts can help prevent hair loss and promote hair growth.
January 2024 in “Annals of Dermatology” Female pattern hair loss greatly affects women's quality of life, causing mild depression and anxiety, and increases medical expenses.
November 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Skin cells and certain hair follicle areas produce hemoglobin, which may help protect against oxidative stress like UV damage.