68 citations
,
March 1965 in “The BMJ” Hormones and genetics affect hair growth and patterns, with some changes reversible and others not.
63 citations
,
March 1995 in “International Journal of Dermatology” Some drugs can cause hair loss, and stopping these drugs often leads to hair regrowth.
50 citations
,
August 1999 in “Experimental dermatology” The control system for hair growth cycles is not well understood and needs more research.
48 citations
,
May 1999 in “International Journal of Dermatology” Alopecia areata is an unpredictable autoimmune hair loss condition, treated based on severity, with half of patients regrowing hair within a year without treatment.
42 citations
,
December 1990 in “The Journal of Dermatologic Surgery and Oncology” The study found that horizontal sections of scalp biopsies are better for analyzing hair loss, showing fewer hairs and more fine hairs in balding areas.
40 citations
,
June 2011 in “Journal of biological chemistry/The Journal of biological chemistry” FA2H is essential for normal fur and sebum production in mice.
40 citations
,
August 2006 in “Current Drug Safety” Some drugs can cause hair loss, excessive growth, or color changes, often reversible but sometimes permanent.
39 citations
,
August 2021 in “JAAD International” COVID-19 patients often experience hair loss and scalp pain, which may be related to the severity of their infection and treatment drugs.
32 citations
,
June 1976 in “JAMA” Crash dieting can cause hair loss due to severe calorie restriction.
30 citations
,
August 1983 in “Pediatric Clinics of North America” Most hair loss in children is caused by a few common conditions, and it's important to diagnose these properly and support the child's mental health.
27 citations
,
September 2012 in “Dermatologic Clinics” The document concludes that using specific tools and tests is essential for identifying the cause of hair loss and deciding on the right treatment.
26 citations
,
March 1986 in “Clinical and Experimental Dermatology” Scalp hair grows at 0.37 mm/day, forearm hair at 0.18 mm/day, and thigh hair at 0.30 mm/day, with no significant differences found in people with certain hair conditions.
23 citations
,
January 2021 in “Journal of Dermatological Science” The document concludes that we need more research to understand Telogen Effluvium and find effective treatments.
22 citations
,
October 2021 in “Dermatologic Therapy” COVID-19 may cause temporary hair loss in some people.
20 citations
,
May 2020 in “Experimental Dermatology” Aging scalp skin contributes to hair aging and loss, and more research is needed to develop better hair loss treatments.
20 citations
,
July 2009 in “Journal of Pediatric and Adolescent Gynecology” Quick treatment of hair disorders in teenage girls is important because of the emotional effects.
20 citations
,
February 2004 in “Veterinary dermatology” Dog hair grows back in about 14 weeks after being clipped for surgery, and the season doesn't really affect this growth rate.
19 citations
,
October 1971 in “The BMJ” Anticonvulsant drugs may cause temporary chromosomal abnormalities.
19 citations
,
January 2011 in “Clinics” A young woman with a rare hair loss condition improved with steroid and biotin treatment.
18 citations
,
June 2008 in “Archives of Dermatology” Men typically shed about 10 hairs in 60 seconds, and this amount doesn't increase with age.
18 citations
,
March 2015 in “Journal of Dermatological Case Reports” Rectangular black granules, solitary yellow dots, and mostly single-hair follicles suggest Loose Anagen Hair Syndrome.
17 citations
,
August 2019 in “JAMA Facial Plastic Surgery” Some men lost hair after deoxycholic acid treatment for neck fat, but most saw improvement or resolution.
14 citations
,
February 2021 in “Journal of the European Academy of Dermatology and Venereology” A COVID-19 patient with severe hair loss did not improve with hair loss medication after stopping and restarting it due to the infection.
14 citations
,
January 2009 in “Experimental Dermatology” Hair sheds gradually from the follicle, with readiness to shed indicated by less attachment material.
14 citations
,
November 2011 in “Journal of The American Academy of Dermatology” Alopecia Areata Incognita causes widespread hair thinning, and treatment with systemic corticosteroids and psychiatric support can lead to remission.
11 citations
,
December 2018 in “Journal of the European Academy of Dermatology and Venereology” Stopping JAK inhibitor treatment for hair loss can lead to worse hair loss than before the treatment.
9 citations
,
January 1980 in “Dermatology” Hair casts may be caused by repetitive hair pulling or styling and are often misdiagnosed.
9 citations
,
November 2014 in “Journal of Cutaneous Medicine and Surgery” Many dermatologists in Saudi Arabia recommend vitamins and minerals for hair loss, often based on personal experience rather than strong evidence.
9 citations
,
April 2005 in “PubMed” Older female squirrel monkeys often experience a type of hair loss similar to chronic telogen effluvium in humans.
8 citations
,
May 2020 in “Anais Brasileiros de Dermatologia” Higher levels of ischemia-modified albumin in telogen effluvium patients may indicate oxidative stress.