23 citations
,
March 2010 in “Medical hypotheses” Merkel cells may have roles in sensing magnetic fields, creating fingerprints, Reiki energy healing, passing on environmental information to offspring, and influencing hair shape.
23 citations
,
April 1999 in “Dermatologic Clinics” Pulsed-intense light can significantly reduce hair, with effectiveness depending on treatment number and timing, and has mild side effects.
22 citations
,
April 2022 in “Stem cell research & therapy” Hair follicle-derived extracellular vesicles may help heal chronic wounds as effectively as those from adipose tissue.
20 citations
,
August 2007 in “Molecular therapy” Applying a DNA vaccine to skin with active hair growth boosts immune response and protection against anthrax in mice.
17 citations
,
January 2006 in “Veterinary Dermatology” Topical melatonin and brushing did not affect hair regrowth in Siberian Huskies.
13 citations
,
January 2015 in “Evidence-based Complementary and Alternative Medicine” Garlic chive extract helped mice grow more hair by increasing a specific growth factor.
11 citations
,
October 2020 in “Sensors” Photoacoustic imaging can accurately assess hair follicle density and orientation for hair transplant planning.
8 citations
,
October 2008 in “Medical hypotheses” Baldness might be caused by scalp weight pressing on hair follicles.
6 citations
,
April 2022 in “Journal of diabetes research” Type 2 diabetes slows down skin and hair renewal by blocking important stem cell activation in mice.
3 citations
,
January 2022 in “Neurotoxicity Research” Botulinum toxin may help reduce stress-related hair loss.
2 citations
,
July 2025 in “Journal of Plastic Reconstructive & Aesthetic Surgery” Hair follicles can improve wound healing and reduce scarring.
1 citations
,
September 2025 in “Frontiers in Veterinary Science” Ganxi goats' skin and hair adapt to heat and humidity, possibly aided by GSDMA protein.
1 citations
,
November 2023 in “Biomedicines” Menopause can cause hair thinning and texture changes due to hormonal and metabolic shifts.
1 citations
,
January 2021 in “Processes” Researchers successfully grew horse skin cells that produce pigment from hair follicle samples.
1 citations
,
February 2018 in “Madridge journal of dermatology & research” The plant extract remedy Satura® Rosta promotes hair growth and regrowth without negative effects.
September 2025 in “Cell Reports” Skin stretching can improve vaccine delivery through hair follicles and boost immune response.
July 2025 in “Food Science & Nutrition” Vitamin D supplements improve hair growth and metabolism in rabbits.
December 2024 in “Animals” RORA may help regulate hair growth by affecting hair follicle stem cells.
September 2024 in “Journal of Inflammation Research” Type 1 Diabetes prevents hair growth by causing cell death in hair follicles.
May 2023 in “Frontiers in chemistry” Zolpidem shows up in hair from the top back of the head after one dose and fades over time, suggesting it gets into hair through blood and sweat.
August 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” Mouse touch-sensitive nerve cells adjust their connections based on competition with other similar cells.
128 citations
,
September 2003 in “Journal of Ethnopharmacology” Hibiscus rosa-sinensis leaf extract helps hair grow longer and faster.
September 2025 in “Cellular and Molecular Biology” Intraoperative corticosteroids reduce swelling, and early care lowers folliculitis risk in hair transplant donor sites.
69 citations
,
January 2002 in “Journal of biomedical optics” Dyes can penetrate human skin and hair follicles up to 1.2 mm deep and the sebaceous gland can store dye; Indocyanine Green lotion was made for safe dyeing and monitoring.
58 citations
,
January 2020 in “International Journal of Molecular Sciences” Different methods of preparing Platelet-Rich Plasma (PRP) can affect wound healing and hair regrowth in plastic surgery. Using a kit with specific standards helps isolate PRP that meets quality criteria. Non-Activated PRP and Activated PRP have varying effects depending on the tissue and condition treated. For hair regrowth, Non-Activated PRP increased hair density more than Activated PRP. Both treatments improved various aspects of scalp health.
11 citations
,
May 1990 in “Journal of Dermatological Science” Diazoxide applied to the skin can increase hair growth without harmful side effects.
7 citations
,
January 1990 9 citations
,
July 2008 in “Archives of Dermatological Research” 90 citations
,
July 2014 in “Conservation Physiology” Hair cortisol levels in brown bears can be affected by both long-term and short-term stress.
51 citations
,
June 2016 in “Journal of the European Academy of Dermatology and Venereology” Tofacitinib was effective in treating hair loss in two patients with alopecia universalis.