23 citations,
April 2006 in “Skin Research and Technology” The study concluded that a special imaging technique showed women with hair loss have slower hair growth and a faulty hair replacement cycle.
15 citations,
October 2012 in “Journal of circadian rhythms” RNA from horse hair follicles can track circadian rhythms non-invasively.
11 citations,
August 2013 in “International Journal of Cosmetic Science” The study suggests that a new protease inhibitor can make hair harder to pull out, potentially reducing hair loss.
9 citations,
November 2007 in “Veterinary dermatology” Boxer and Labrador dogs' hair growth is affected by the tropical climate, but Schnauzers' is not.
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.
3 citations,
March 2021 in “Metabolites” Hair loss causes differ between men and women due to changes in hormone levels and inflammation-related pathways.
2 citations,
August 2019 in “International Journal of Cosmetic Science” Older age and certain lifestyles are linked to thinner, weaker hair, while how you see your hair relates to its thickness.
May 2023 in “Animal Reproduction Update” High levels of cortisol in hair show long-term stress which can lower fertility in animals.
7 citations,
July 2021 in “Molecules/Molecules online/Molecules annual” The method can measure vitamin B3 levels in human hair accurately.
7 citations,
November 2013 in “Pediatric and Developmental Pathology” Over half of the children had abnormal hair under a microscope, with many having genetic hair conditions.
October 2023 in “Animal production science” Vitamin A deficiency changes cattle hair structure, while pregnancy may improve it, suggesting hair can indicate cattle health.
16 citations,
April 2012 in “Journal of mammalogy” Young female Australian fur seals are losing hair due to low tyrosine and zinc levels and high pollution exposure.
75 citations,
October 2010 in “Mammalian genome” Sphynx cats are hairless and Devon Rex cats have curly hair due to specific genetic mutations.
10 citations,
May 2020 in “Journal of proteome research” Explosions don't stop hair proteins from being used to identify people.
3 citations,
May 2022 in “Clinical endocrinology” Hair steroid measurement is an effective method to diagnose and monitor CAH in developing countries.
1 citations,
December 2023 in “Environmental pollution” Hair analysis shows infants and mothers in north-western Spain are exposed to environmental pollutants, with factors like diet and residence affecting pollutant levels.
1 citations,
July 2023 in “Psychoneuroendocrinology” Hair cortisol is a reliable marker of long-term cortisol levels and is linked to daytime saliva cortisol but not morning levels.
Hair can accurately predict iron levels in cattle muscle, helping diagnose mineral imbalances.
24 citations,
November 2015 in “International Journal of Cosmetic Science” Treating scalp issues with anti-dandruff shampoo improves hair health.
7 citations,
September 2020 in “Bioscience Biotechnology and Biochemistry” The scalp has more diverse bacteria, while hair has more bacteria and unique types.
3 citations,
November 2021 in “Applied Microscopy” Hair microscopy is a simple and cost-effective method to help diagnose systemic diseases in children.
3 citations,
November 2021 in “Stress” Girls had higher stress hormone levels during school due to social and emotional issues, while boys had higher overall hormone levels with slight changes when school started.
2 citations,
May 2022 in “Diagnostics” Vitamin D levels in hair don't match those in blood, so hair isn't a reliable indicator of Vitamin D status.
September 2024 in “Journal of Investigative Dermatology” A new tool can analyze hair to detect changes due to hormones, genetics, and aging.
May 2023 in “General and comparative endocrinology” Monkey hair cortisol levels are not affected by how fast their hair grows.
July 2024 in “Experimental Dermatology” AP collagen peptides help hair grow and improve hair health.
20 citations,
May 2009 in “Health physics” The model helps predict uranium levels in human hair from drinking contaminated water, offering an alternative to urine tests.
7 citations,
April 2022 in “Journal of pharmaceutical and biomedical analysis” The method can measure multiple steroids in human hair to study long-term steroid metabolism, especially in newborns and children.
5 citations,
January 2021 in “PeerJ” Elephant tail-hair can show past stress levels, matching times when stressful events happened.
12 citations,
August 2022 in “Ecotoxicology and Environmental Safety” A new method accurately detects bisphenols and parabens in human hair.