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.
1 citations,
September 2016 in “Springer eBooks” Sebum production varies by individual and is influenced by age, gender, and hormones, affecting skin and hair health.
1 citations,
November 2023 in “Medicina” Hormone therapy improves mental well-being in transgender individuals but requires ongoing health monitoring.
36 citations,
July 2016 in “Scientific reports” People's decision-making can be influenced by their internal biological clocks, as shown by gene expression, not just self-reported preferences for morning or evening.
Delta-opioid receptors affect skin cell circadian rhythms, possibly impacting wound healing and cancer.
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.
Melatonin can improve treatment and extend remission for certain skin conditions.
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.
38 citations,
June 2017 in “The Journal of Dermatology” Aging in hair follicle stem cells leads to hair graying, thinning, and loss.
47 citations,
May 1999 in “Reproduction” Goat reproductive activity and coat growth are affected by light and temperature, with temperature altering prolactin levels and hair growth, but not melatonin or estrus onset.
March 2024 in “GSC Advanced Research and Reviews” Different light affects cell functions and can help treat skin conditions.
5 citations,
January 2023 in “International Journal of Molecular Sciences” Hair follicles could be used to noninvasively monitor our body's internal clock and help identify risks for related diseases.
3 citations,
May 2016 in “Dermatology Online Journal” Changing estrogen levels during menopause might affect genes related to body rhythms and cause increased hair loss.
23 citations,
July 2021 in “Life” Blue light can help treat skin conditions like eczema and acne without major side effects.
July 2023 in “Biomolecules” The circadian clock plays a key role in hair growth and its disruption can affect hair regeneration.
January 2021 in “Journal of clinical and cosmetic dermatology” Human skin responds to light with protective mechanisms, but more research is needed to understand these processes and their implications for health and therapy.
1 citations,
January 2021 in “Brazilian Journal of Medical and Biological Research” Constant light exposure during pregnancy changes newborn rabbits' skin, affecting hair follicles, skin thickness, and pigment cells.
120 citations,
November 2014 in “Biological Reviews” The telogen phase of hair growth is active and important for preparing hair follicles for regeneration, not just a resting stage.
31 citations,
January 2011 in “Dermato-endocrinology” Melatonin protects skin against UV damage by regulating various cellular processes.
127 citations,
January 2015 in “Journal of Biological Rhythms” The skin's internal clock affects healing, cancer risk, aging, immunity, and hair growth, and disruptions can harm skin health.
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.
28 citations,
May 2017 in “Molecular ecology” Researchers found genes that control hair color and growth change before the visible coat color changes in snowshoe hares.
28 citations,
June 2015 in “Journal of circadian rhythms” An individual's morning or evening preference can predict changes in their body clock gene expression.
9 citations,
July 2018 in “European journal of dermatology/EJD. European journal of dermatology” Disrupted sleep patterns can harm skin and hair cell renewal, but melatonin might help.
January 2017 in “Chemistry & Industry” Eating fewer calories may slow aging and removing old cells can increase lifespan in mice.
55 citations,
March 2010 in “Aging” Circadian clock genes are important for hair growth and may affect aging-related hair loss and graying.
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.
September 2017 in “Eureka, Health Sciences/Eureka, Health Sciences.” Chronotherapy is more effective than traditional treatment for alopecia areata.
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.
6 citations,
March 2022 in “International journal of molecular sciences” Natural skincare products may help reduce sun damage and support the skin's daily cycle.