March 2026 in “International Journal of Science and Research (IJSR)” Melatonin protects skin and supports hair growth.
115 citations
,
November 2015 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” Children with atopic dermatitis often have sleep problems, affecting their growth and behavior.
5 citations
,
November 2020 in “EBioMedicine” Disruptions in sleep-wake cycles can cause health problems like mental, metabolic, and heart diseases, and cancer.
97 citations
,
September 2016 in “Reviews in Endocrine and Metabolic Disorders” The sebaceous gland has more roles than just producing sebum and contributing to acne, and new research could lead to better skin disease treatments.
49 citations
,
April 2016 in “International journal of molecular sciences” Shift nurses show altered body temperature and stress hormone levels, suggesting their body clocks adjust to irregular schedules.
15 citations
,
October 2012 in “Journal of circadian rhythms” RNA from horse hair follicles can track circadian rhythms non-invasively.
5 citations
,
June 2020 in “Journal of Endocrinological Investigation” Women with congenital adrenal hyperplasia (CAH) have more sexual function issues than those with polycystic ovary syndrome (PCOS), but physical activity can improve sexual functioning in all women.
The trial aims to understand how obesity and lifestyle affect circadian rhythms in people with schizophrenia and bipolar disorder.
166 citations
,
August 2010 in “Proceedings of the National Academy of Sciences of the United States of America” Scientists found a new, less invasive way to study body clocks using hair cells, which shows shift workers' body clocks don't match their lifestyles.
38 citations
,
August 2012 in “Biochemical and biophysical research communications” Human leukocytes and beard hair follicle cells have internal daily clocks, and PER1 and PER3 genes may indicate individual circadian rhythms.
14 citations
,
June 2016 in “Hypertension research” New method uses hair follicle cells to estimate human body clock phase, potentially improving sleep disorder diagnosis.
12 citations
,
July 2017 in “Scientific reports” Researchers developed a way to study human body clocks using hair tissue, which works similarly in both healthy and dementia patients.
11 citations
,
January 2016 in “The Journal of Sexual Medicine” Young women with nonclassic congenital adrenal hyperplasia may experience worse sexual function and mild depression compared to healthy women.
113 citations
,
March 2018 in “Biological reviews/Biological reviews of the Cambridge Philosophical Society” Animals that change color with the seasons mainly do so in response to daylight changes, but climate change is causing camouflage problems that may require evolutionary changes.
59 citations
,
March 2020 in “Journal of Biomedical Science” Understanding how hair follicle stem cells work can help find new ways to prevent hair loss and promote hair growth.
42 citations
,
February 2021 in “Signal Transduction and Targeted Therapy” Hair follicle regeneration possible, more research needed.
January 2025 in “Cellular and Molecular Biology” The PIP5K1A gene helps cashmere growth in goats by promoting cell proliferation, and melatonin boosts its expression.
January 2024 in “Diabetes & metabolism journal” Disrupting natural body clocks increases the risk of developing type 2 diabetes.
October 2013 in “Journal of the American College of Cardiology” Blood pressure that doesn't drop at night is linked to worse blood vessel function in people with high blood pressure.
4 citations
,
September 2024 in “Frontiers in Endocrinology” Serum steroid profiling, especially 11-deoxycortisol, helps distinguish between adrenocortical carcinoma and adenoma, considering sex and functional status.
December 2025 in “npj Systems Biology and Applications” Cold temperatures can stop human cell circadian rhythms, but warming restores them.
122 citations
,
July 2005 in “The FASEB journal” Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
252 citations
,
January 2008 in “Trends in Endocrinology and Metabolism” Melatonin in the skin helps protect against damage from stress and UV rays, and could be used to treat certain skin conditions.
31 citations
,
July 2004 in “Molecular Medicine” Certain defective glucocorticoid receptor mutants move faster inside cell nuclei and work less effectively.
18 citations
,
March 2015 in “Journal of Investigative Dermatology” Silencing certain circadian clock genes increases skin pigmentation.
9 citations
,
August 2013 in “Archives of Dermatological Research” A gene called BMAL1 plays a role in controlling hair growth.
21 citations
,
September 2013 in “Journal of circadian rhythms” Intense exercise at night can delay the body's internal clock gene expression by 2 to 4 hours.
221 citations
,
July 2012 in “Proceedings of the National Academy of Sciences of the United States of America” BMAL1 controls skin cell growth and UV damage risk, peaking at night.
160 citations
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April 2014 in “Drug discovery today” Melatonin helps regulate sleep and may aid in treating various health issues.
133 citations
,
September 2013 in “Nature Reviews Molecular Cell Biology” Different types of stem cells and their environments are key to skin repair and maintenance.