44 citations
,
November 2018 in “Journal of applied ecology” Hair analysis for stress and reproductive hormones in wildlife needs more research for accuracy across species.
44 citations
,
February 2016 in “Zoology” Hair cortisol levels in primates are useful for stress assessment but vary by age, sex, species, and hair collection methods.
31 citations
,
July 2021 in “ImmunoTargets and therapy” Alopecia areata is an incurable autoimmune condition causing hair loss, with research aiming for better treatments.
22 citations
,
May 2019 in “Animals” High hair cortisol levels indicate stress in cows due to poor shelter conditions and health issues.
20 citations
,
August 2022 in “Frontiers in Immunology” Fibroblasts are important in healing diabetic wounds, but high sugar levels can harm their function and slow down the healing process.
16 citations
,
March 2023 in “Gels” Paeonol-loaded gels may help reduce inflammation and skin damage in atopic dermatitis.
16 citations
,
January 2018 in “International journal of trichology” Genetics and nutritional deficiencies are key factors in premature graying of hair.
16 citations
,
October 2024 in “Frontiers in Environmental Science” Synthetic cosmetics can harm health and the environment.
10 citations
,
May 2021 in “Clinical, cosmetic and investigational dermatology” UV exposure causes hair thinning, graying, and changes in hair growth cycles in mice.
10 citations
,
March 2016 in “Toxicology and applied pharmacology” Using A132 hair dye with sunlight can cause skin damage and hair loss.
8 citations
,
April 2016 in “Experimental dermatology” B6.Cg-Tyr c−2J Hr hr /J mice have a stronger delayed sunburn reaction and are good for UV research.
7 citations
,
March 2022 in “The FASEB journal” Adult mice with CBS deficiency show minimal health issues and normal lifespan despite high homocysteine levels.
7 citations
,
January 2018 in “International Journal of Trichology” Wearing a wig caused a skin condition to develop in a woman with hair loss.
7 citations
,
August 2017 in “Journal of dermatological science” Sorafenib causes skin reactions by increasing the number and activity of skin mast cells.
7 citations
,
September 2021 in “Anais Brasileiros De Dermatologia” COVID-19 can cause temporary hair loss, often starting around 7-8 weeks after recovery, with factors like Vitamin D deficiency, other diseases, medication, and stress potentially contributing.
6 citations
,
September 2024 in “Journal of Clinical Medicine” Thyroid and skin autoimmune diseases share genetic and immune links, affecting both tissues.
4 citations
,
October 2022 in “Journal of family medicine and primary care” Some people in Saudi Arabia experienced hair loss after the COVID-19 vaccine, more often in women and those without prior hair loss.
4 citations
,
December 2020 in “Tissue Barriers” Loricrin affects skin immune function and homeostasis.
4 citations
,
August 2021 in “Frontiers in Cell and Developmental Biology” Stress can cause hair loss by affecting nerve-related hair growth, and noradrenaline might help prevent this.
4 citations
,
November 2009 in “Medical Clinics of North America” Stress, nutritional issues, and chronic diseases can cause hair loss, and nail changes may signal internal diseases; treatment focuses on the underlying cause.
3 citations
,
February 2023 in “ACS omega” Grape seed oil improved hair quality the most, followed by rosehip and safflower seed oils, and reduced damage from shampoo.
2 citations
,
December 2025 in “Gels” Nano-zinc oxide affects genes linked to cell death, inflammation, and stress in skin cells.
2 citations
,
January 2023 in “Dermatology practical & conceptual” COVID-19 diagnosis is linked to new or worsening hair diseases, with stress from the pandemic likely contributing.
2 citations
,
January 2022 in “Skin Pharmacology and Physiology” Dexamethasone increases the activity of androgen receptors in human skin cells, which may link it to certain types of hair loss.
1 citations
,
October 2022 in “Annual review of cell and developmental biology” The nervous system helps control stem cell behavior and immune responses, affecting tissue repair and maintenance.
1 citations
,
March 1995 in “JAMA” The woman's hair loss is likely stress-related and should improve without treatment.
November 2025 in “Cosmetics” Rice germ oil improves hair health, but adding ferulic acid offers limited benefits and may worsen chemically damaged hair.
July 2024 in “International Journal of Molecular Sciences” Nannochloropsis salina fermented oil may help treat hair loss by promoting hair growth and reducing oxidative stress.
April 2024 in “International journal of molecular sciences” Alopecia areata and vitiligo share immune system dysfunction but differ in specific immune responses and affected areas.
April 2024 in “Molecules/Molecules online/Molecules annual” Paris polyphylla saponins may effectively treat acne due to their antibacterial and anti-inflammatory properties.