December 2025 in “Biology Bulletin Reviews” Hair cortisol can indicate animal stress but varies with many factors.
Skin changes can reveal serious hormone-related diseases, helping save lives.
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.
May 2026 in “Актуальні питання педіатрії акушерства та гінекології” Menstrual cycle disorders are linked to hormone-related skin issues, requiring personalized treatment.
1 citations
,
September 2016 in “British Journal of Dermatology” Women with aging signs and heart issues have higher hair loss risk, which may predict shorter lifespan and affect attractiveness.
122 citations
,
July 2005 in “The FASEB journal” Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
January 2025 in “SSRN Electronic Journal”
42 citations
,
December 2016 in “Cell Death & Differentiation” Damaging mitochondrial DNA in mice speeds up aging due to increased reactive oxygen species, not through the p53/p21 pathway.
72 citations
,
July 2022 in “Frontiers in Systems Biology” Modern lifestyles harm beneficial microbes, affecting health.
April 2024 in “International Journal of Advanced Multidisciplinary Research and Studies” Early investigation and a team approach are crucial for managing primary amenorrhea effectively.
8 citations
,
April 2024 in “Psychoneuroendocrinology”
2 citations
,
March 2004 in “Journal of the American Academy of Dermatology” The 60-second timed hair count is a reliable and simple way to measure hair shedding at home, showing older women tend to shed more hair than younger women.
5 citations
,
April 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” Cell size independently controls when stem cells divide.
July 2020 in “Research Square (Research Square)” Higher BMI, IGF-1, and DHEAS levels are linked to advanced bone age in young Chinese girls with early breast development.
2 citations
,
July 2025 in “Journal of Health Population and Nutrition” Improving diet may help manage sleep disorders.
30 citations
,
September 2016 in “Aging Cell” Low selenium levels can extend lifespan but worsen health issues.
April 2024 in “Communications biology” Enzymes involved in Vitamin A metabolism affect hair growth and type in mice.
36 citations
,
August 2023 in “Journal of Investigative Dermatology” Understanding the hair growth cycle in mice is crucial for accurate research, as it affects study results and requires careful timing and methods.
189 citations
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January 2014 in “Journal of Visualized Experiments” Hair cortisol analysis effectively measures long-term stress.
349 citations
,
January 2005 in “The FASEB journal” Human skin can make serotonin and melatonin, which help protect and maintain it.
September 2023 in “Scientific reports” Segmental hair analysis can track testosterone over time but needs adjustments for sex, hair color, and washing frequency.
October 2025 in “PLoS ONE” Age-related hearing loss involves cochlear damage and metabolic changes.
1 citations
,
June 2026 in “International Journal of Medical Sciences” Advanced delivery systems can improve melatonin's effectiveness for treating diseases.
91 citations
,
August 2019 in “Frontiers in Microbiology” RpoS helps Borrelia burgdorferi survive in hosts and adapt to different environments.
1 citations
,
August 2019 in “Research Square (Research Square)” Cashmere goats have a hair growth cycle with specific genes regulating growth, regression, and resting periods.
32 citations
,
January 2022 in “International Journal of Molecular Sciences” Melatonin, a hormone, can help protect skin from aging by reducing stress, inflammation, and damage, and may also help treat hair loss in women.
10 citations
,
June 2005 in “Small ruminant research” Melatonin treatment may increase cashmere production in Spanish goats.
February 2019 in “bioRxiv (Cold Spring Harbor Laboratory)” Cashmere goat hair growth follows a cycle with distinct growth, regression, and resting periods, influenced by specific genes.
64 citations
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January 2009 in “The International journal of developmental biology” Hair follicle stem cells are controlled by their surrounding environment.
6 citations
,
May 2020 in “Nutrients” Eating fewer calories may slow skin aging and improve skin health through various biological changes.