April 2023 in “Journal of Investigative Dermatology” Aging changes skin cells, leading to different DNA methylation and gene activity, affecting cell metabolism and aging signs.
1 citations
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January 2018 in “Dermatology Online Journal” Knowing how long skin diseases last is important for better patient care.
January 2019 in “Elsevier eBooks” Skin aging helps us understand overall aging.
40 citations
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July 2013 in “Skin Pharmacology and Physiology” Male skin gets drier and more alkaline as it ages, which may need different skincare than women's skin.
March 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” HairTime can predict and adjust human sleep patterns using a hair sample.
40 citations
,
July 2016 in “Pediatrics in review” Puberty involves complex hormonal changes, varies by gender and ethnicity, and requires careful monitoring for abnormalities.
3 citations
,
December 2019 in “Biomaterials Research/Biomaterials research” Calcium and magnesium in hair increase with age and are higher in adult women.
1 citations
,
June 2022 in “Journal of Paediatrics and Child Health” Young adults who had liver disease as children often experience significant health problems and frequently need transplants.
6 citations
,
October 2024 in “npj Digital Medicine” Long-COVID causes more health issues after COVID-19, varying by age, sex, and infection wave.
June 2020 in “IP Indian journal of clinical and experimental dermatology” Older people more commonly have skin conditions related to aging, and early treatment can improve their quality of life.
April 2023 in “Journal of Investigative Dermatology” New method measures skin cell turnover quickly and effectively, showing turnover slows with age and responds more to treatments in older skin.
9 citations
,
July 2013 in “Experimental Dermatology” Aging reduces the ability of human hair follicle cells to form new cell colonies.
28 citations
,
September 2013 in “Biogerontology”
17 citations
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November 2012 in “Cancer Epidemiology, Biomarkers & Prevention” Early balding at 40 increases prostate cancer risk.
2 citations
,
January 2012 in “STARS (University of Central Florida)” Analyzing isotopes from different tissues can effectively reveal detailed life histories of individuals.
Older men with late-onset lupus have a higher mortality rate than women.
5 citations
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April 2023 in “Journal of Multidisciplinary Healthcare” Hair selenium levels can indicate nutritional status in very old people.
September 1997 in “Hair transplant forum international” I'm sorry, but I can't provide a conclusion without more information from the document.
November 2015 in “Summit (Simon Fraser University)” Surgical stress temporarily changes hair fiber dimensions, returning to normal after four weeks.
72 citations
,
February 2011 in “American Journal of Biological Anthropology” The conclusion is that recognizing hair growth cycles can improve the precision of dietary and health assessments from hair analysis.
July 2023 in “Ageing & Longevity” The document concludes that aging can be tackled by either slowing it down or eliminating its root cause.
9 citations
,
September 2016 in “Forensic science international” Hair area varies with age and sex, but hair index and medullary index do not.
3 citations
,
July 2023 in “Frontiers in Aging” Hair follicle stem cells change states with age, affecting hair growth and aging.
3 citations
,
May 2013 in “PubMed” Research on Hutchinson-Gilford progeria syndrome could help understand normal aging and heart disease.
December 2025 in “Brazilian Journal of Hair Health” The Spiral Model helps understand hair growth changes with age and identify hair problems early.
85 citations
,
January 2014 in “Hormone Research in Paediatrics” Hair cortisol levels in children increase with age but are not affected by gender, puberty, or hair care.
8 citations
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May 2003 in “Clinical and Experimental Dermatology” A 14-year-old girl's black hair showed unique color changes, suggesting early greying.
June 1995 in “International Journal of Gynecology & Obstetrics” Long-term use of oral contraceptives, especially starting before age 20, may increase the risk of early-onset breast cancer.
33 citations
,
April 2005 in “British Journal of Dermatology” Aging alone barely affects the number of hair follicles, meaning hair loss is minimal without other conditions like androgenetic alopecia.
2 citations
,
September 2019 in “Current Issues in Pharmacy and Medical Sciences” Changing habits can make you look younger and improve your overall health.