March 2020 in “Journal of Laser Applications” Photobiomodulation therapy significantly increases hair density and growth for androgenic alopecia, but more research is needed to confirm safety.
January 2018 in “Sohag Medical Journal” Combining topical dutasteride with microneedling is more effective for hair growth than microneedling alone.
AGA causes permanent hair loss; women use 2% minoxidil, men use 1 mg finasteride daily.
August 2021 in “Asian Journal of Pharmaceutical and Clinical Research” Plant extracts in shampoo improved hair thickness and density in men with hair loss.
February 2021 in “Dermatological reviews” Nonablative radiofrequency therapy improves hair density, thickness, and growth rate.
July 2019 in “Dermatología Cosmética, Médica y Quirúrgica” Small injections of dutasteride improved hair thickness in men with hair loss without major side effects.
January 2019 in “Springer eBooks” PRP and LLLT can improve hair growth in AGA, but more research needed.
142 citations
,
September 2020 in “Journal of neurophysiology” Young adults have about 230,000 tactile nerve fibers, decreasing 5-8% per decade with age.
23 citations
,
November 2011 in “Journal of the European Academy of Dermatology and Venereology” Hair loss is a rare but recognized symptom of pemphigus vulgaris, with patients usually regrowing hair after treatment.
September 2024 in “Ahmar Metastasis Health Journal” Ginger and celery extracts did not significantly improve hair growth in rats.
10 citations
,
January 2012 in “Journal of biomedical optics” Melanin density affects hair color, and this method can help in cosmetic assessments and diagnosing hair diseases.
100 citations
,
May 2011 in “Journal of Pediatric and Adolescent Gynecology” The document concludes that proper diagnosis and a multidisciplinary approach are crucial for managing Congenital Adrenal Hyperplasia effectively.
67 citations
,
February 2010 in “Acta Obstetricia et Gynecologica Scandinavica” Hirsutism is a strong sign of high male hormones and metabolic problems in women with PCOS, but acne and hair loss are not.
49 citations
,
January 2010 in “International Journal of Pediatric Endocrinology” The document concludes that Nonclassic Congenital Adrenal Hyperplasia requires personalized treatment plans to manage symptoms and fertility, with glucocorticoids being a common therapy.
33 citations
,
December 2013 in “Journal of cutaneous pathology” A fungal infection can look like a different scalp condition in teens, leading to wrong treatment until proper tests are done.
28 citations
,
November 2013 in “The FASEB journal” Mice with CBS deficiency are healthier on a low-methionine diet.
25 citations
,
October 1993 in “American Journal of Physical Anthropology” Lower DHT levels lead to more body hair growth.
24 citations
,
November 2013 in “Molecular Medicine Reports” Human hair follicle stem cells can become endothelial cells with certain growth factors, useful for vascular treatments.
14 citations
,
April 2007 in “Journal of aging and health” Balding men had lower bone density, while balding women had higher hip bone density.
12 citations
,
February 2023 in “Stem Cell Research & Therapy” HGF-modified hair follicle stem cells help brain recovery after injury in rats.
7 citations
,
September 2020 in “Bioscience Biotechnology and Biochemistry” The scalp has more diverse bacteria, while hair has more bacteria and unique types.
5 citations
,
May 2018 in “PloS one” Both classical and L-type atypical BSE from cattle can infect goats with different incubation times, and tests can distinguish between the two strains.
5 citations
,
June 2018 in “Elsevier eBooks” Testosterone is important for male sexual traits, reproduction, muscle and bone health, blood production, and metabolism, and works both directly and after being changed into other hormones.
3 citations
,
April 2021 in “Biomolecules & Therapeutics” The protein ER71/ETV2 helps regrow hair after chemotherapy by improving the growth of new blood vessels.
2 citations
,
July 2020 in “International journal of regenerative medicine” Autologous fat transfer improves hair growth in scarring alopecia and allows for denser hair transplants.
1 citations
,
May 2017 in “InTech eBooks” Telogen Effluvium is a common hair loss condition that can be short-term or long-lasting and is often caused by stress, illness, or nutritional issues.
September 2025 in “Clinics and Practice” Collagen with calcium and vitamin D improves bone health, skin elasticity, and reduces hair loss in menopausal women.
August 2025 in “Scientific Reports” Hair follicle transplantation speeds up wound healing in diabetic mice.
April 2024 in “Journal of translational medicine” MJ04, a new compound, effectively promotes hair growth and is a potential topical treatment for hair loss.
The case shows the difficulty in diagnosing certain conditions when standard tests are negative.