Botulinum toxin shows promise for treating scalp sweating but not for hair growth.
37 citations
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January 2000 in “International Journal of Pharmaceutics” Topical treatments can regrow hair on bald scalps.
January 2023 in “Journal of orthopedics & bone disorders” Platelet-rich plasma may not be very effective for bone healing and hair growth due to a substance it contains that blocks these processes.
27 citations
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May 2007 in “Archives of dermatological research” Diphencyprone treatment increases CD8 lymphocytes in the scalp, which is associated with hair regrowth in alopecia areata patients.
24 citations
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September 2002 in “Dermatologic Surgery” The study found that hair follicles are above muscle connections in the scalp, which may help protect stem cell areas.
9 citations
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January 2017 in “Annals of Dermatology” The study found genetic differences related to hair development that may explain hair loss in a patient with Trichorhinophalangeal syndrome type I.
2 citations
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January 2020 Tailored scar treatments are needed for different body areas to improve appearance and function.
March 2026 in “Planta Medica” Serenoa repens extract may help hair growth in both men and women.
May 2025 in “American Journal of Veterinary Research” Photobiomodulation did not significantly improve hair density in dogs with alopecia X.
Silk sericin dressing with collagen heals wounds faster and improves scar quality better than Bactigras.
January 2026 in “Clinical Cosmetic and Investigational Dermatology” Early diagnosis and targeted anti-inflammatory treatments can improve outcomes in androgenetic alopecia with perifollicular inflammation and fibrosis.
6 citations
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May 2021 in “Aesthetic Surgery Journal” Higher cell number PRP improves hair density and diameter more than lower cell number PRP.
3 citations
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January 2017 in “PubMed” A man got a scalp infection from synthetic hair implants because the procedure wasn't done by a doctor and was poorly managed.
2 citations
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May 2010 in “Hair transplant forum international” Different hair restoration techniques like follicular unit extraction, scalp reduction, and body hair transplantation can improve results for patients unhappy with their initial surgery, but they also have potential risks.
1 citations
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September 2019 in “Journal of Investigative Dermatology” Human hair matrix cells and dermal papilla fibroblasts can form early hair follicle structures but don't produce hair shafts yet.
5 citations
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October 2018 in “Burns” Most patients who had scalp skin removed for burns as children had normal hair growth and were satisfied years later.
6 citations
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January 2019 in “Journal of Cutaneous and Aesthetic Surgery” Follicular unit extraction is an effective hair transplant method for advanced baldness with high patient satisfaction, but some experienced decreased density over time.
7 citations
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August 2013 in “Facial Plastic Surgery Clinics of North America” Megasessions in hair transplant can cover more area or increase density but need a skilled team and careful planning, and have both benefits like less downtime and risks like lower graft survival.
1 citations
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May 2018 in “Hair transplant forum international” Hair transplant techniques and scalp micropigmentation can effectively hide scars and hair loss after cranial surgery.
4 citations
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August 2018 in “Journal of Cosmetic Dermatology” Wound tension after hair transplant surgery increases with strip size and is higher on the sides, affecting scarring.
August 2014 in “Annals of Plastic Surgery” The book is a detailed guide on hair restoration, useful for both new and experienced surgeons.
November 2009 in “Hair transplant forum international” Dr. Bernard Cohen created a new system to classify hair loss using numbers and a detailed scalp map.
1 citations
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January 1996 in “Aesthetic Plastic Surgery” The tumescent technique makes hair micrografting more comfortable and efficient.
June 2026 in “Frontiers in Medicine” The serum improved hair growth and condition after hair transplant.
November 2022 in “Hair transplant forum international” The long hair preview technique in body hair transplantation offers high-quality, natural results.
March 2021 in “CRC Press eBooks” Trichoscopy helps detect early complications in hair transplants and ensures quality in the procedure.
September 2019 in “Journal of Investigative Dermatology” Researchers successfully used nude mice to study human hair growth, which could help with future hair research.
Scalp cooling can help prevent hair loss in about half of chemotherapy patients.
9 citations
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January 2018 in “Hair transplant forum international” Researchers concluded that safe hair follicle extraction limits in FUE vary by individual characteristics and proposed a method to calculate these limits to maintain appearance.
December 2023 in “Dermatologic Surgery” The skin-responsive device improved beard and body hair transplant success and increased surgeons' willingness to perform the procedure.