February 2026 in “Brazilian Journal of Implantology and Health Sciences” Chronic stress and high cortisol levels can cause hair loss by disrupting hair growth.
260 citations
,
January 2020 in “Nature” Stress can cause hair to turn gray by depleting stem cells.
43 citations
,
March 2006 in “Seminars in Cutaneous Medicine and Surgery” Different types of hair loss have unique features under a microscope, but a doctor's exam is important for accurate diagnosis.
3 citations
,
April 1978 in “PubMed” The study concludes that traction alopecia, caused by hair styling, can help understand telogen effluvium, a condition of excessive hair loss.
November 2025 in “International Journal of Recent Innovations in Medicine and Clinical Research” Understanding different types of hair loss helps in accurate diagnosis and treatment.
122 citations
,
April 1995 in “Journal of Cutaneous Pathology” The document describes how to tell different types of non-scarring hair loss apart by looking at hair and scalp tissue under a microscope.
August 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” The hexosamine pathway helps protect skin cells from stress and may improve skin and hair health.
3 citations
,
February 2008 in “Basic and clinical dermatology” Telogen Effluvium is a hair loss condition where treatment involves identifying and managing its triggers.
9 citations
,
October 2008 in “Mutation research” N-acetyl-L-cysteine (NAC) can prevent DNA damage and protect cells from harm.
November 2025 in “Scholarly Commons (Embry–Riddle Aeronautical University)” Urban air pollution worsens hair loss in alopecia areata by increasing immune response.
12 citations
,
May 2015 in “Molecular Medicine Reports” Troxerutin helps protect skin cells from oxidative stress and may be good for treating hair loss.
5 citations
,
May 2021 in “Veterinary medicine and science” Injecting cosyntropin into grizzly bears increases blood cortisol but doesn't change hair cortisol levels.
December 2025 in “Biomedicine & Pharmacotherapy” Melamax® protects skin from UV damage and reduces inflammation and oxidative stress.
61 citations
,
September 2010 in “Journal of Dermatological Science” Stress hormones and autoimmune reactions can cause hair loss.
2 citations
,
September 2025 in “BMC Genomics” Maize root hairs adapt differently to mild and severe cold, with mild stress allowing some growth and severe stress stopping growth to focus on defense.
February 2026 in “Editora Pasteur eBooks” A comprehensive, personalized approach is needed for treating female pattern hair loss and obesity, involving multiple medical disciplines and lifestyle changes.
109 citations
,
October 2007 in “Journal of pineal research” Melatonin helps regulate hair growth and protects the hair follicle from stress.
83 citations
,
May 1999 in “International Journal of Dermatology” Hair loss that spreads out can often fix itself or be treated by finding and handling the cause.
March 2013 in “Molecular & Cellular Toxicology/Molecular & cellular toxicology” m-Aminophenol in hair dye can cause skin cell toxicity and stress responses.
October 2003 in “Journal of Investigative Dermatology Symposium Proceedings” Mice treatments didn't grow hair, a patient treatment may affect immune response, and people with hair loss often feel anxious or depressed.
1 citations
,
April 2024 in “Food Frontiers” Pu-erh tea reduces hair loss risk in offspring.
22 citations
,
August 2019 in “Environmental research” Pseudomonas sp. T5-6-I bacteria increase selenium uptake in Brassica oleracea plants by 130%.
July 2025 in “Physiological Reviews” The exact cause of male pattern baldness is unclear, but it may involve factors beyond androgens, offering new treatment possibilities.
COVID-19 may be linked to hair loss called Telogen Effluvium, affecting quality of life and self-esteem.
24 citations
,
May 2010 in “Hautarzt” Different hormones affect hair growth and conditions, with some causing hair loss and others promoting it.
2 citations
,
March 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” HAIR may cause fetal loss by triggering different cell death processes in the uterus and placenta.
1 citations
,
September 2023 in “Journal of cosmetic dermatology” Silybum marianum flower extract may help increase hair growth and decrease hair loss.
March 2020 in “The Egyptian Journal of Histology” Topical olive oil protects mice skin from harmful electromagnetic radiation.
30 citations
,
September 2003 in “Experimental Dermatology” Minoxidil helps prevent stress-caused hair loss in mice.
76 citations
,
March 2005 in “Journal of Molecular Medicine” Certain mice without specific receptors or mast cells don't lose hair from stress.