5 citations
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March 2001 in “Journal of biomechanics” Growing hairs are easier to pull out than resting hairs due to different anchorage strengths.
3 citations
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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.
9 citations
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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.
42 citations
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July 2012 in “PLOS ONE” Estrogen can temporarily slow down hair growth but this can be reversed.
101 citations
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July 1985 in “Journal of the American Academy of Dermatology” Biotin improved hair growth and combability in one child with uncombable hair syndrome.
February 2023 in “Cosmoderma” Loose anagen hair syndrome causes easily shed hair but usually improves with time.
2 citations
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January 1994 in “Journal of S C C J” The study concluded that certain hair growth measurements are good indicators of baldness severity and provide a more accurate assessment than subjective grading.
3 citations
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August 2022 in “Cutis” Certain nail conditions can suggest thyroid problems, with different symptoms for underactive (slow, thin nails) and overactive (spoon-shaped, brittle nails) thyroid.
17 citations
,
June 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” The G60S Connexin43 mutation causes hair growth issues and poor hair quality in mice, similar to human ODDD patients.
16 citations
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March 2013 in “The Journal of Dermatology” Low TRPS1 expression in skin and hair cells is linked to hair problems in Trichorhinophalangeal syndrome.
Thyroid problems can cause hair loss and change hair texture.
7 citations
,
January 2012 in “International Journal of Trichology” A man with Woolly Hair Syndrome had very curly, fragile hair, and doctors used a special scalp examination to diagnose him without invasive tests.
8 citations
,
January 2008 in “Journal of Cosmetic and Laser Therapy” Hair transplantation for men has improved, offering natural, lasting results, and may be enhanced by certain medications and future technologies.
2 citations
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July 2019 in “Indian dermatology online journal” A 17-year-old girl and her brothers have a rare hair condition with long eyelashes, thick eyebrows, and easily pluckable hair.
8 citations
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January 2006 in “Dermatology Online Journal” The girl's skin condition is benign but challenging to treat due to its size and location.
January 2011 in “대한피부과학회지” A 7-year-old girl was diagnosed with trichothiodystrophy due to low sulfur levels in her hair.
January 2022 in “Autopsy and Case Reports” A man had a non-cancerous neck tumor related to hair follicles removed with no return of the tumor.
June 2023 in “Zenodo (CERN European Organization for Nuclear Research)” Different non-surgical treatments like minoxidil, microneedling, and laser therapy can slow down and even reverse common hair loss, but each has its own limitations.
19 citations
,
April 1995 in “Clinical Genetics” Two siblings were the first reported cases of inheriting both eye coloboma and loose anagen syndrome together.
October 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Root hair growth slows under force, confirming a model of cell wall mechanics.
February 2024 in “ACS Omega” The Shen Bai Hair Growing Decoction may help treat hair loss by promoting hair growth and reducing inflammation.
May 2012 in “Scientific American” Blocking a compound called prostaglandin D₂ might help treat hair loss.
4 citations
,
January 2016 in “Advances in experimental medicine and biology” Freezing and storing special stem cells from hair follicles keeps their ability to grow hair and turn into different cell types.
1 citations
,
July 2016 in “Prescriber” Minoxidil and spironolactone slow hair loss in women.
39 citations
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May 2010 in “Stem Cells” Ephrins slow down skin and hair follicle cell growth.
33 citations
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January 1997 in “Endocrinology” Testosterone can slow down hair growth when combined with certain cells from bald scalps, and this effect can be blocked by an androgen receptor blocker.
7 citations
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August 2022 in “Nature communications” A specific group of slow-growing stem cells marked by Thy1 is crucial for skin maintenance and healing in mice.
7 citations
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December 2017 in “Anais da Academia Brasileira de Ciências” 6-Gingerol from ginger may slow down hair growth by affecting certain enzymes and growth factors.
17 citations
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September 2019 in “Journal of Cell Biology” Hair follicle regeneration may slow tumor growth.
61 citations
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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.