May 2023 in “General and comparative endocrinology” Monkey hair cortisol levels are not affected by how fast their hair grows.
July 1980 in “Journal of The American Academy of Dermatology” The conference concluded that understanding hair and nail disorders is important, iron deficiency may be linked to hair loss, and while some treatments for skin conditions are effective, they may have risks and high costs.
5 citations,
January 2021 in “PeerJ” Elephant tail-hair can show past stress levels, matching times when stressful events happened.
180 citations,
November 1991 in “American Journal of Psychiatry” Fluoxetine was not effective in treating hair-pulling disorder in the short term.
April 2023 in “JMIR Research Protocols” The study aims to create a model to predict health attributes using diverse health data from Japanese adults.
The study aims to create a model to improve personalized and preventive health care.
January 2024 in “Metabolites” Standardized procedures are crucial for collecting and preparing biological samples to ensure accurate clinical metabolomics results.
11 citations,
March 2001 in “Clinics in Dermatology” Hair microscopy is useful for diagnosing hair disorders, but clear definitions are needed for accurate genetic analysis.
October 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Hair follicles can be kept in RNAlater® at cool or room temperature for a week without harming RNA quality.
December 2021 in “Research Square (Research Square)” Hair follicle sampling is a feasible method to measure FMRP and FMR1 mRNA levels in children.
93 citations,
February 2008 in “Atmospheric environment” Ozone reacts more with unwashed hair, producing compounds due to scalp oils, which could lower ozone exposure but increase exposure to reaction products.
70 citations,
April 2017 in “Lasers in surgery and medicine” Blue light promotes hair growth by interacting with specific receptors in hair follicles.
63 citations,
August 1996 in “Forensic Science International” Cosmetic treatments like bleaching and perming can greatly reduce opiate levels in hair, possibly leading to false-negative drug tests.
58 citations,
October 2016 in “Journal of Investigative Dermatology” Activating Nrf2 protects human hair follicles from oxidative stress and helps prevent hair growth inhibition.
51 citations,
January 2004 in “Domestic animal endocrinology” Melatonin implants and long daylight hours alter the timing of hormone release and hair growth in mouflon sheep.
37 citations,
March 2012 in “International Journal of Radiation Biology” Mobile phone radiation can cause DNA damage in human hair root cells.
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.
14 citations,
January 2020 in “PloS one” Timing of light therapy affects horse coat growth, with photoperiod being crucial.
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.
12 citations,
July 2014 in “Journal of Investigative Dermatology” Chemotherapy causes complex changes in hair follicle cells that can lead to hair loss.
8 citations,
August 2018 in “Drug testing and analysis” EtG levels in hair decrease significantly after one month of alcohol abstinence.
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.
5 citations,
February 2016 in “Genetic Testing and Molecular Biomarkers” Hair loss is significantly linked to lower levels of certain genes in hair follicles.
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.
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.
11 citations,
April 2020 in “Animals” Moving horses to new places can increase their stress levels, as shown by higher stress hormone in their hair.
December 2022 in “Journal of neurodevelopmental disorders” Hair follicle sampling is a practical method for measuring biomarkers in children with and without Fragile X syndrome.
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.