12 citations
,
March 1958 in “American Journal of Clinical Nutrition” Shampooing can affect the loss of minerals like calcium and iron from hair.
9 citations
,
September 2016 in “Forensic science international” Hair area varies with age and sex, but hair index and medullary index do not.
6 citations
,
August 2022 in “Molecules” A hair test shows promise for early mood disorder diagnosis.
5 citations
,
April 2023 in “Journal of Multidisciplinary Healthcare” Hair selenium levels can indicate nutritional status in very old people.
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.
January 2026 in “Health Science Reports” Personalized hair care can help manage hair-focused repetitive behaviors.
October 2025 in “Clinical Cosmetic and Investigational Dermatology” SP treatment improves hair health and moisture retention better than water treatment.
71 citations
,
March 2009 in “Seminars in cutaneous medicine and surgery” Alopecia areata can cause unpredictable hair loss, and treatments like corticosteroids and minoxidil may help but have varying side effects.
2 citations
,
May 2021 in “Scientific Reports” Stress is likely causing hair loss in Formosan macaques.
12 citations
,
November 2019 in “PLoS ONE” Male-pattern baldness is weakly linked to some heart disease risk factors but not a strong indicator for heart disease.
1 citations
,
February 2025 in “Journal of Anatomy” Gray short-tailed opossums' skin shifts from helping with breathing to regulating body temperature as they grow.
June 2025 in “Frontiers in Physiology” Prostaglandin F2α may help treat hair loss by promoting hair growth.
July 2023 in “Veterinary pathology” White-tailed deer can get a hair loss condition that might make them more vulnerable to environmental threats.
February 2023 in “Mağallaẗ Tikrīt li-l-ʻulūm al-ṣirfaẗ/Tikrit journal of pure science” Horse skin has a layered epidermis, a dermis with hair follicles, sweat and sebaceous glands, and is supplied by small arteries.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Mitochondrial dysfunction may contribute to chronic inflammation and immune system issues in Lichen planopilaris.
March 2009 in “Chinese Journal of Dermatology” Melanocytes in the outer root sheath are likely stem cells that grow fast but stay immature.
June 2021 in “Egyptian Journal of Dermatology and Venereology” Psoriasis, acne, and hair loss are linked to unhealthy cholesterol levels, increasing heart disease risk.
2 citations
,
February 2025 in “Medicine” People with hair loss are more likely to have anxiety.
January 2011 in “Yearbook of Dermatology and Dermatologic Surgery” Acne and hair loss are not good indicators of hormone imbalance in PCOS, but excessive body hair is.
July 2026 in “Zenodo (CERN European Organization for Nuclear Research)” PRP therapy safely promotes hair growth by injecting concentrated platelets into the scalp.
13 citations
,
April 2020 in “Women s Health Reports” Resistance exercise improves body image in breast cancer survivors.
1 citations
,
February 2026 in “Clinics in Dermatology” Vitamins help hair mainly if you have a deficiency; too much can cause hair loss.
Lupus patients on TikTok feel isolated, face medical gaslighting, and prefer non-drug treatments.
February 2021 in “Journal of pharmaceutical and biological sciences” No cure exists for alopecia areata, and treatments are personalized.
June 2019 in “Journal of evolution of medical and dental sciences” Dermoscopy is useful for tracking alopecia areata treatment, with yellow dots and new vellus hairs being good indicators of hair regrowth.
29 citations
,
June 2013 in “Journal of the Saudi Society of Dermatology & Dermatologic Surgery” Alopecia areata is an autoimmune hair loss condition treated with corticosteroids, and histologic confirmation is the best diagnosis method.
January 2025 in “Scientific Reports” Hair analysis can show changes in vitamin D levels over time.
162 citations
,
April 2016 in “The Lancet Diabetes & Endocrinology” Testosterone therapy in transgender men has both desired effects like increased muscle mass and potential health risks such as higher cardiovascular risk.
71 citations
,
August 2019 in “The journal of sexual medicine” Testosterone treatment effectively causes male physical development in transgender male adolescents but may lead to side effects like acne, higher BMI and blood pressure, lower good cholesterol, and decreased bone density.
69 citations
,
January 2002 in “Journal of biomedical optics” Dyes can penetrate human skin and hair follicles up to 1.2 mm deep and the sebaceous gland can store dye; Indocyanine Green lotion was made for safe dyeing and monitoring.