Hair loss is caused by hormonal changes that shorten hair growth phases and shrink hair follicles.
21 citations
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May 2005 in “Journal of the American Veterinary Medical Association” The exact cause of growth hormone-responsive alopecia in dogs is unclear.
5 citations
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February 2022 in “Stem cell reports” Thymic stromal lymphopoietin (TSLP) promotes hair growth, especially after skin injury.
4 citations
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December 2020 in “Journal of Dermatology” Impaired autophagy may cause hair loss by triggering early catagen.
October 2024 in “Journal of Cosmetic Dermatology” Reducing miR-30a-5p helps hair follicle stem cells grow and survive.
January 2018 in “Sohag Medical Journal” Combining topical dutasteride with microneedling is more effective for hair growth than microneedling alone.
Hormonal treatments can help with hair loss, acne, and excess hair growth, but it takes 3-6 months to see results and patients should know the possible side effects.
15 citations
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October 2003 in “Dermatologic Surgery” Minoxidil, finasteride, and hair transplantation combined give best results for hair loss.
4 citations
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April 2016 in “Experimental Dermatology” AGA causes hair loss through follicle miniaturization and hair cycle changes; regrowth depends on anagen initiation in kenogen follicles.
AGA causes permanent hair loss; women use 2% minoxidil, men use 1 mg finasteride daily.
November 2003 in “Dermatologic Surgery” Minoxidil, finasteride, and hair transplantation combined give best results for hair loss.
43 citations
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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.
14 citations
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January 2006 in “Australasian journal of dermatology” Alopecia areata can look like frontal fibrosing alopecia, making diagnosis hard.
7 citations
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June 2021 in “Trends in Food Science and Technology” Western diet may cause male pattern baldness; low glycemic diet with magnesium could help.
5 citations
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March 2015 in “Clinical and Experimental Dermatology” Chemotherapy caused a woman's permanent hair loss and early menopause.
2 citations
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July 2018 in “Journal of Cosmetic Dermatology” Common latent viruses might contribute to male-pattern baldness by disrupting cell processes that normally suppress hair loss-related proteins.
September 2025 in “Editora Pasteur eBooks” Low-dose oral minoxidil is as effective as or better than topical minoxidil for hair growth but may cause mild side effects.
July 2021 in “British Journal of Dermatology” A woman with systemic sclerosis developed a unique scarring hair loss combining features of systemic sclerosis and frontal fibrosing alopecia.
8 citations
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September 2015 in “Clinics in Dermatology” Hair loss in children is diagnosed and treated differently than in adults, with different common causes and a focus on less invasive methods.
2 citations
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June 2022 in “International Journal of Molecular Sciences” Lower levels of certain genes in hair cells improve hair loss treatment outcomes.
17 citations
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January 2010 in “PubMed” Optimal storage solutions and effective additives are crucial for improving the survival of hair transplant grafts.
April 2012 in “Informa Healthcare eBooks” Temporal triangular alopecia is a lifelong condition with hairless patches on the side of the head that may be present from birth.
3 citations
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January 2021 in “Plastic and Aesthetic Research” Hair loss reduces hair thickness and coverage, but drug treatments mainly revive dormant hairs rather than reverse thinning; patients often undervalue their hair loss severity.
122 citations
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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.
53 citations
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May 1995 in “Journal of The American Academy of Dermatology” Syphilis can cause hair loss that looks like other conditions, but it improves with treatment.
114 citations
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February 2012 in “International Journal of Dermatology” Smoking harms the skin, causing early aging and increasing cancer risk, but stopping smoking can improve skin health.
61 citations
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January 2013 in “Indian Journal of Dermatology, Venereology and Leprology” Hair usually grows back 1-3 months after treatment for anagen effluvium, and children with Loose Anagen Hair Syndrome often improve by adolescence.
47 citations
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September 2016 in “Reviews in endocrine and metabolic disorders” The skin's ability to produce hormones is linked to various skin conditions, and better understanding this process could lead to new treatments.
46 citations
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August 2006 in “Mechanisms of Development” Runx1 is crucial for proper hair structure and development.
38 citations
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December 2006 in “Journal of Investigative Dermatology” Keratin patterns in hair follicles help understand hair growth and potential hair and nail disorders.