26 citations
,
March 1986 in “Clinical and Experimental Dermatology” Scalp hair grows at 0.37 mm/day, forearm hair at 0.18 mm/day, and thigh hair at 0.30 mm/day, with no significant differences found in people with certain hair conditions.
17 citations
,
August 1979 in “Journal of The American Academy of Dermatology” A new staining method helps tell growing from resting hairs to diagnose hair loss.
5 citations
,
March 2001 in “Journal of biomechanics” Growing hairs are easier to pull out than resting hairs due to different anchorage strengths.
Pregnancy and hormonal contraceptives can cause temporary hair loss on the scalp and increased hair growth on the face and body.
February 2005 in “CRC Press eBooks” Hair color is due to active pigment cells in hair during growth.
A woman had temporary hair loss due to stress from a spinal cord injury.
3 citations
,
January 1994 in “Journal of Society of Cosmetic Chemists of Japan” Hair grows slower and thinner with age, but a test tonic improved growth in alopecia subjects.
October 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Root hair growth slows under force, confirming a model of cell wall mechanics.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Estetrol may help prevent hair loss and promote hair growth in women.
6 citations
,
November 1960 in “Experimental Biology and Medicine” Hair growth stages don't significantly change lipid content in mouse skin.
2 citations
,
December 2007 in “Microbial pathogenesis” Anthrax bacteria can infect and destroy hair follicles in mice, but the immune system eventually clears the infection.
May 2012 in “Scientific American” Blocking a compound called prostaglandin D₂ might help treat hair loss.
61 citations
,
June 2022 in “Journal of Controlled Release” Dissolving microneedles show promise for delivering medication through the skin but face challenges like manufacturing complexity and regulatory hurdles.
27 citations
,
November 2000 in “Journal of Veterinary Medicine Series B” Iodine deficiency in lambs causes poor growth, less wool, and delayed sexual maturity.
1 citations
,
February 2022 in “Zenodo (CERN European Organization for Nuclear Research)” Peperomia pellucida extract promotes hair growth, boosts male libido and fertility, and protects kidney cells.
February 2022 in “World Journal Of Advanced Research and Reviews” Peperomia pellucida plant extract helps with hair growth, male libido, fertility recovery, and kidney cell protection.
6 citations
,
April 2013 in “Current Dermatology Reports” Dermatologists are crucial for managing skin side effects in metastatic melanoma patients using vemurafenib and ipilimumab.
5 citations
,
November 2017 in “Asian journal of pharmaceutical and clinical research” Pakis Gajah (Angiopteris evecta) water extract may promote hair growth in rabbits, but more research is needed for human use.
January 2014 in “Dongwu yingyang xuebao” A dietary vitamin A level of 10,000 IU/kg is best for growing Rex rabbits.
October 2015 in “Journal of Bioresource Management” Growing hair cells in the lab from plucked hairs could lead to a new, less invasive, and cheaper baldness treatment.
14 citations
,
September 2018 in “Biochemical and Biophysical Research Communications” Growing hair cells with dermal cells can potentially treat hair loss.
256 citations
,
October 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Growing human skin cells in a 3D environment can stimulate new hair growth.
69 citations
,
April 2010 in “Clinical ophthalmology” Bimatoprost is effective for growing longer, thicker, and darker eyelashes.
12 citations
,
February 1999 in “British Journal of Dermatology” Minoxidil increased small openings in blood vessel walls near growing hair in rats.
6 citations
,
January 2023 in “npj regenerative medicine” Transplanting growing hair follicles into scars can help regenerate and improve scar tissue.
9 citations
,
October 1995 in “Clinical Dysmorphology” The family has a unique form of ectodermal dysplasia similar to Clouston syndrome but with different hair and skin symptoms.
December 2024 in “Asian Journal of Medical Sciences” Low iron levels may be linked to hair loss in women.
May 2024 in “Plant and Soil” Root hairs in maize grow mainly in air-filled pores, limiting their role in nutrient uptake and plant anchorage.
39 citations
,
March 2022 in “Nature Protocols” Scientists created hair-growing skin models from stem cells, which could help treat hair loss and skin diseases.
July 2022 in “المجلة العراقية للصيدلة” Most women with excessive hair growth (hirsutism) also experience a common type of non-scarring hair loss called Androgenetic alopecia with telogen effluvium.