7 citations
,
October 2000 in “Allergo Journal” Stress may affect hair growth by influencing hair follicle development and could contribute to hair loss.
February 2026 in “The European Physical Journal E” Root hair growth mechanics depend on turgor pressure and cell wall properties.
77 citations
,
March 2021 in “Nature” Stress hormone corticosterone blocks a growth factor to slow down hair stem cell activity and hair growth.
Personality affects stress response more than social rank, but low rank worsens stress effects, harming health.
January 2026 in “Western Journal of Nursing Research” Hair cortisol levels don't reliably indicate chronic stress in people with multiple sclerosis.
5 citations
,
March 2012 in “Microscopy Research and Technique” UVB radiation changes the chemical makeup and dries out human hair but doesn't alter its appearance or texture.
4 citations
,
March 2019 in “Experimental Biology and Medicine” Exposure to 50 Hz electromagnetic fields may help mice grow hair faster.
September 2021 in “Yearbook of pediatric endocrinology” Stress hormone stops a growth signal and keeps hair stem cells inactive, reducing hair growth.
Applying conditioner in the middle of a perm process reduces hair damage.
13 citations
,
September 2014 in “Journal of photochemistry and photobiology. B, Biology” UV radiation increases protein loss from hair and reduces hair protein quality.
July 2025 in “International Journal of Cosmetic Science” A new 6-point scale reliably measures heat damage to hair from styling tools.
375 citations
,
July 2006 in “Journal of Investigative Dermatology” Stress can worsen skin and hair conditions by affecting the skin's immune response and hormone levels.
28 citations
,
November 2009 in “Journal of Structural Biology” High flux X-ray beams quickly damage the structure of human hair.
88 citations
,
May 2020 in “Clinical therapeutics” Stress can worsen skin diseases by affecting immune cells, hormones, and neurotransmitters in the skin.
2 citations
,
November 2022 in “International journal of research - granthaalayah” Hydrocolloid wound dressings emit energy that affects human tissue metabolism.
November 1971 in “PubMed” December 2025 in “Biology” Male and female mice handle stress differently.
April 2023 in “Journal of Investigative Dermatology” Narrowband Ultraviolet B treatment can significantly reduce anxiety in psoriasis patients, but it doesn't significantly affect depression.
5 citations
,
January 1990 in “Journal of Society of Cosmetic Chemists of Japan” Permanent wave lotion can extract proteins from hair, especially when pH is higher, and repeated treatments or bleaching can damage hair.
Personality affects stress response more than social rank, but low rank worsens stress effects, harming health.
3 citations
,
September 2022 in “Frontiers in psychiatry” University students in Egypt experienced high stress during COVID-19's third wave, with negative coping mechanisms being more common.
June 2026 in “International Journal of Homoeopathic Sciences” Homeopathic treatment helped a 7-year-old girl with stress-related hair loss regrow hair.
January 2026 in “Advances in Dermatology and Allergology” Stress significantly affects the quality of life in patients with lichen planopilaris and frontal fibrosing alopecia.
April 2024 in “Advances in Redox Research” Human hair strength and health are linked to sulfur compounds that can be reduced by stress but improved with sulfur supplements.
May 2026 in “International Journal of Versatile Research and Analysis” Air wedge interferometry is a precise, cost-effective way to measure hair thickness.
April 2023 in “Journal of Investigative Dermatology” Sunlight simulation causes skin inflammation, with different skin types reacting at different levels of exposure.
22 citations
,
January 1985 Water makes hair more flexible, especially the outer layer.
July 2026 in “Journal of Investigative Dermatology” Tissue stiffness affects sweat gland development by guiding cell differentiation through specific signals.
22 citations
,
November 2014 in “Psychiatric Clinics of North America” Stress can worsen skin conditions and affect mental health, so doctors should include stress management in skin treatment.
July 2025 in “ACS Applied Materials & Interfaces” Ultrasound-activated gel with stem cell vesicles improves skin healing and regeneration.