January 2023 in “Figshare” Mouse skin and hair aging starts at 200 days, with changes in hair follicles and more white hairs as signs of aging.
September 1997 in “BioMed Research International” Female pattern hair loss often starts in teenage years, reduces hair density, and can impact quality of life.
March 2023 in “Civil Medical Journal” Androgenetic alopecia in Nepalese men often starts around age 29, with a possible link to COVID-19 worsening the condition.
37 citations
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August 2009 in “Journal of the American Academy of Child & Adolescent Psychiatry” Trichotillomania is a chronic hair-pulling disorder that starts in early teens and causes distress and hair loss.
28 citations
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November 2012 in “Experimental dermatology” A protein complex called mTORC1 likely affects when hair growth starts in mice.
25 citations
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December 2021 in “Journal of Medical Virology” COVID-19 can cause a type of hair loss that usually starts 74 days after infection, affecting mostly women, but most patients eventually recover.
April 2026 in “Frontiers in Cell and Developmental Biology” Hair cell loss usually happens after hearing loss starts.
March 2022 in “Brazilian Journal of Health Review” COVID-19 can cause a type of hair loss that usually starts 3-6 months after the illness, and treatment includes stress reduction and hair care products like Minoxidil.
April 2016 in “Journal of The American Academy of Dermatology” The study found that Temporal Triangular Alopecia often starts in early childhood, while Folliculitis Decalvans is characterized by tufted hairs and redness around hair follicles.
April 2016 in “Journal of The American Academy of Dermatology” The study found that Temporal Triangular Alopecia often starts in early childhood, mainly affects the left side of the scalp, and has no effective treatment except surgery.
January 2012 in “Yearbook of Dermatology and Dermatologic Surgery” Alopecia areata is a hair loss condition that often starts before age 30 and can affect various body parts, with unpredictable hair regrowth chances.
89 citations
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January 2001 in “Dermatologic Surgery” Hair loss in women is common, starts in late 20s, and affects 30% of women over 50.
78 citations
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April 1994 in “Archives of dermatology” The study found that Keratosis Pilaris Atrophicans is a genetic skin condition that starts in childhood, involves inflammation and scarring, and current treatments are only somewhat effective.
21 citations
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August 1960 in “British journal of dermatology/British journal of dermatology, Supplement” Endoxan often causes hair loss, which usually starts in the third week of treatment.
6 citations
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January 2001 in “Dermatologic Surgery” Female pattern alopecia is common, starts in late 20s, and is not androgen dependent.
2 citations
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January 2002 in “Clinics in Dermatology” Vitiligo causes white skin patches, often starts before age 20, and is linked to other health issues.
October 2022 in “Medičnì perspektivi” Darier-White disease causes skin and nail issues, starts around age 20, worsens until 40-50, and has poor treatment options.
August 2022 in “RECISATEC” Female pattern hair loss is common, often starts in the 30s or 40s, worsens after menopause, and can negatively affect quality of life.
Hair loss after COVID-19 is common, starts sooner in severe cases, and often comes with scalp pain.
21 citations
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February 2012 in “Journal of the European Academy of Dermatology and Venereology” Late-onset alopecia areata in Taiwanese patients is more common in women, usually starts at age 57, often involves less than 10% hair loss, and may have a minimal link to thyroid issues.
1 citations
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February 2020 in “International Journal of Research in Dermatology” Scalp alopecia areata mostly affects young adult males, often starts suddenly, and usually presents as single, patchy lesions.
Some blood thinners and blood pressure medicines can cause hair loss, which usually starts 1 to 6 months after beginning the medication.
Some medications can cause hair loss, and it's important to track when the hair loss starts after taking a new medication.
Most excessive hair growth is due to idiopathic hirsutism or PCOS; treatment starts with cosmetic methods and drugs like cyproterone acetate or spironolactone, with results in 6-12 months.
September 2017 in “Majallah-i taḥqīqāt-i ̒ulūm-i pizishkī-i Zāhidān” Androgenetic alopecia is a long-term, immune-related disorder that starts during puberty due to androgen secretion, and it might be improved with iron tablets, platelet transfusion, and anti-inflammation therapy.
532 citations
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August 2011 in “Journal of the American Academy of Dermatology” Vitiligo is a skin condition causing white spots, more common in women, often starts before age 20, and can affect mental health.
16 citations
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May 2003 in “International Journal of Dermatology” Trichotillomania, a disorder where people compulsively pull out their own hair, often starts around age 12, is more common in adult females, and can be treated with behavior therapy and medication.
3 citations
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April 2020 in “Facial Plastic Surgery Clinics of North America” Beard hair transplantation is generally satisfying, requires 250-800 grafts, uses FUE to avoid scars, needs careful planning, has some risks, and hair regrowth starts after 4-6 months.
May 2023 in “Clinical and Experimental Dermatology” Alopecia areata has a high chance of persisting and relapsing, with a significant risk of total hair loss, especially if it starts in childhood.
November 2022 in “Current Psychology” Ads showing gradual change work better for people less focused on new beginnings, while ads showing immediate change work better for those highly motivated by fresh starts.