June 2026 in “Scientific Reports” Open-label placebos can reduce stress and improve exam performance.
1 citations
,
January 1987 Low-output laser irradiation can stimulate or inhibit biological processes depending on the dose.
1 citations
,
June 2019 in “IEEJ Transactions on Sensors and Micromachines” A new device mimics hair follicle functions and detects tiny forces with high sensitivity.
33 citations
,
April 2020 in “Journal of Clinical Investigation” Stress in hair follicle stem cells causes inflammation in a chronic skin condition through a specific immune response pathway.
81 citations
,
December 2007 in “Acta materialia” AFM helped show how hair changes under tension and the effects of damage and conditioner.
1 citations
,
January 2012 in “Jounal of The Korean Society of cosmetology” Tremella fuciformis Berk helps protect hair from stress-related damage.
4 citations
,
June 2025 in “JMIR Formative Research” Hair cortisol concentration may reflect some physiological stress but doesn't strongly correlate with perceived stress.
August 2025 in “Acta Biomaterialia” The new hydrogel speeds up wound healing by reducing inflammation and promoting tissue growth.
February 2025 in “Brazilian Journal of Hair Health” Multiparametric ultrasound effectively monitors scalp changes after using vasoconstrictive cosmetics.
January 2026 in “SSRN Electronic Journal” October 2012 in “한국미용학회지” Tremella fuciformis Berk helps protect hair growth from stress effects.
January 2017 in “Durham e-Theses (Durham University)” Chemical stressors damage hair structure but the skin's outer layer protects living cells.
61 citations
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March 2003 in “American Journal Of Pathology” Stress can cause hair loss and skin issues by affecting hair growth cycles.
High-stress mothers had lower hair cortisol than low-stress mothers, and daughters' cortisol was linked to their stress response.
February 2026 in “Molecules” A new method can quickly and accurately measure tobacco exposure and stress using a small hair sample.
7 citations
,
March 2024 in “Biomedical Engineering Letters”
27 citations
,
January 2002 in “Exogenous Dermatology” Chronic exposure to sunlight may worsen male pattern baldness and protecting the scalp from the sun could slow it down.
1 citations
,
January 2010 The washing machine cylinder can crack at 15 kg and 2400 rpm, which is higher than normal use.
The method effectively measures hair elasticity and could be useful in forensics.
1 citations
,
July 2024 in “Skin Research and Technology” High-frequency ultrasound can effectively visualize and assess hair loss.
November 2024 in “Biophysical Chemistry” Hair structure changes immediately during perm treatment, with initial damage partially restored later.
Blocking the Mitochondrial Pyruvate Carrier causes stress in hair follicles, which can be reduced by an ISR inhibitor.
70 citations
,
June 1998 in “Polymer” Permanent waving damages hair by disrupting its keratin structure.
March 2008 in “Hair transplant forum international” Managing stress can improve hair restoration results.
69 citations
,
May 2016 in “General and Comparative Endocrinology” External factors can significantly affect hair cortisol levels, so it's not always a reliable stress marker.
4 citations
,
February 2022 in “Frontiers in molecular biosciences” Chronic stress in mice changes skin metabolism and gene expression, leading to hair loss.
January 2022 in “Clinical Cases in Dermatology” Stress can cause temporary hair loss, which usually gets better after the stress is gone.
296 citations
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October 2018 in “General and Comparative Endocrinology” Hair cortisol is a reliable way to measure long-term stress in animals.
April 2026 in “Comprehensive Psychoneuroendocrinology” Hair cortisol levels may be linked to stress, but results are inconsistent.