174 citations,
April 2005 in “The American journal of pathology (Print)” Capsaicin, found in chili peppers, can slow down hair growth by affecting skin cells and hair follicles.
148 citations,
December 2018 in “Journal of autoimmunity” Alopecia areata is an autoimmune disease causing patchy hair loss, often with other autoimmune disorders, but its exact causes are unknown.
122 citations,
July 2005 in “The FASEB journal” Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
59 citations,
June 2008 in “Journal of The American Academy of Dermatology” The article explains the genetic causes and symptoms of various hair disorders and highlights the need for more research to find treatments.
59 citations,
August 1998 in “International Journal of Dermatology” Genetics and hormones cause hair loss; finasteride treats it safely.
56 citations,
May 2017 in “Nature Cell Biology” Hair can regrow after certain stem cells are lost because other stem cells can take over their role.
51 citations,
September 2020 in “Cell Metabolism” Glutamine metabolism affects hair stem cell maintenance and their ability to change back to stem cells.
45 citations,
May 2018 in “Stem Cell Research & Therapy” Using patients' own fat-derived cells to treat alopecia areata significantly improved hair growth and was safe.
44 citations,
June 2018 in “Journal of Cellular Physiology” Researchers developed a 3D model of human hair follicle cells that can help understand hair growth and test new hair loss treatments.
44 citations,
June 2006 in “Biological & Pharmaceutical Bulletin” Androgen hormones cause hair follicle scarring in hair loss, and finasteride helps reduce it.
42 citations,
July 2007 in “Journal of Biological Chemistry” Most Hairless gene mutations reduce its ability to work with the Vitamin D Receptor, which might explain a certain type of hair loss.
41 citations,
December 2018 in “Experimental Dermatology” Understanding how melanocyte stem cells work could lead to new treatments for hair graying and skin pigmentation disorders.
39 citations,
September 2011 in “Tissue Engineering Part B-reviews” Hair follicle regeneration in skin grafts may be possible using stem cells and tissue engineering.
38 citations,
July 2021 in “ACS Nano” Microneedles help treat hair loss by improving hair surroundings and promoting growth.
38 citations,
June 2019 in “International Journal of Molecular Sciences” Tiny particles called extracellular vesicles could help with skin healing and hair growth, but more research is needed.
37 citations,
March 2012 in “International Journal of Radiation Biology” Mobile phone radiation can cause DNA damage in human hair root cells.
35 citations,
May 2019 in “Frontiers in genetics” Non-coding RNAs play key roles in the hair growth cycle of Angora rabbits.
34 citations,
February 2018 in “Drug Design Development and Therapy” Bimatoprost is safe and effective for improving eyebrow hair.
31 citations,
January 1989 in “Clinical and Experimental Dermatology” The study tested a hair treatment and found it can help grow hair, but won't stop baldness. It's safe and works well, but needs more testing.
28 citations,
January 2021 in “Skin appendage disorders” COVID-19 may cause early hair loss similar to classic temporary hair loss, with further research needed.
28 citations,
March 2016 in “Toxicologic pathology” Dogs could be good models for studying human hair growth and hair loss.
27 citations,
February 2017 in “Biomedicine & Pharmacotherapy” White wax and policosanol from white wax effectively reduced hair loss and promoted hair growth in mice better than a known hair growth drug.
25 citations,
September 2014 in “Biological Research” Arctiin helps protect hair cells from damage and death caused by oxidative stress.
22 citations,
October 2018 in “Aesthetic Plastic Surgery” Understanding hair follicle biology and stem cell control could lead to new hair loss treatments.
22 citations,
August 2011 in “Endocrine Practice” Most hirsutism cases are due to PCOS, and treatment focuses on lowering testosterone and blocking its effects.
22 citations,
January 2002 in “Treatments in endocrinology” Birth control pills help treat skin and hair growth problems linked to high male hormone levels.
20 citations,
August 2009 in “Journal of The European Academy of Dermatology and Venereology” Occipital scalp affects female hair loss; terminal/vellus ratio helps diagnose androgenetic alopecia.
19 citations,
May 2020 in “Cells” Substance from human umbilical cord blood cells promotes hair growth.
19 citations,
August 2019 in “Expert Opinion on Therapeutic Targets” New treatments for hair loss may target specific pathways and generate new hair follicles.
19 citations,
January 2018 in “Scientific Reports” Non-immune factors play a significant role in alopecia areata.