16 citations
,
January 2021 in “Frontiers in veterinary science” Pigs in farrowing crates and loose-housing systems showed no difference in chronic stress levels as measured by hair cortisol.
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.
10 citations
,
August 2023 in “Clinical Nutrition” Certain elements in maternal hair are linked to higher gestational diabetes risk and lower infant mental development.
2 citations
,
December 2022 in “Metabolites” Hair analysis shows low progesterone in anorexia patients, unchanged by short-term weight gain.
1 citations
,
September 2024 in “Veterinary Dermatology” Trichography is important for diagnosing hair fragility in Pomeranian dogs with hair cycle issues.
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
,
November 2023 in “Frontiers in veterinary science” Goat hair shows changes in metal levels and stress when goats move from indoors to mountain pastures.
January 2026 in “Western Journal of Nursing Research” Hair cortisol levels don't reliably indicate chronic stress in people with multiple sclerosis.
December 2025 in “Neurobiology of Stress” People who recently attempted suicide during depression showed signs of adrenal fatigue, but had higher DHEA levels around the attempt time.
November 2025 in “European Journal of Endocrinology” Hair steroid profiling is a feasible, non-invasive alternative to serum analysis for assessing hormone levels and metabolism.
October 2025 in “Journal of Veterinary Diagnostic Investigation” Black hair in cats has higher cortisol levels than white hair.
September 2025 in “Cosmetics” NMN supplements may improve hair quality and appearance in middle-aged women.
September 2025 in “Journal of Intellectual Disability Research” Measuring hair glucocorticoids for stress is moderately feasible, especially in females and those with moderate intellectual disabilities.
January 2025 in “Scientific Reports” Hair analysis can show changes in vitamin D levels over time.
COVID-19 can cause significant hair loss.
Hair proteins in preschool children and their mothers could indicate developmental changes and health status.
December 2023 in “Forensic science international. Genetics” The RapidHIT ID system can effectively get DNA profiles from hair roots with enough cells.
December 2023 in “Frontiers in Medicine” Hair samples can reliably monitor tacrolimus levels in kidney transplant patients.
July 2023 in “Drug testing and analysis (Print)” Homemade hair treatments can significantly lower drug levels in hair, possibly causing false-negative drug tests.
432 citations
,
April 2014 in “Nature communications” A mother's diet at conception can cause lasting genetic changes in her child.
24 citations
,
January 2018 in “Development” Frizzled 3 and Frizzled 6 together control the orientation of mouse hair follicles.
22 citations
,
May 2019 in “Animals” High hair cortisol levels indicate stress in cows due to poor shelter conditions and health issues.
7 citations
,
October 2022 in “Development” Overactive Wnt5a disrupts hair follicle orientation in mice.
5 citations
,
November 2024 in “Frontiers in Nutrition” LB-P9 supplements improve hair health and satisfaction without side effects.
4 citations
,
February 2016 in “Clinical Pharmacology & Therapeutics” Hair follicle samples effectively show how well the drug MK-0752 targets and engages with the Notch pathway.
2 citations
,
July 2018 in “Skin research and technology” Greasy hair spreads sebum twice as much as nongreasy hair over time.
June 2026 in “Journal of Applied Animal Welfare Science” Social hair plucking in rhesus macaques is linked to grooming, aggression, and health issues like hair loss, especially in females and lower-ranked individuals.
18 citations
,
March 2023 in “Molecular Therapy — Nucleic Acids” Mechanical stimuli and CCL2 can help regenerate hair follicles in adult mice.
1 citations
,
January 2018 in “Journal of microscopy and ultrastructure” The method can identify minerals in hair from water, and using coconut oil or conditioner can prevent mineral buildup.
June 2026 in “International Journal of Advanced Biochemistry Research” A dog's severe skin condition improved with a combination of medications and care.