December 2022 in “Cureus” Hormones significantly influence hair growth, with conditions like hirsutism and patterned hair loss linked to hormone levels; more research is needed for full understanding.
August 2022 in “Archives of pediatric surgery” Hair-Thread Tourniquet Syndrome is a rare condition where hair or thread tightly wraps around a child's body part, requiring quick treatment to prevent damage.
14 citations
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December 2003 in “International Journal of Cosmetic Science” Hair growth and shedding are linked and can be disrupted, causing a delay known as the hair eclipse phenomenon, which is common in certain hair conditions and could lead to new treatments.
166 citations
,
July 1999 in “American Journal Of Pathology” The hairless (hr) gene is essential for normal hair follicle function and its mutation leads to hair loss.
October 2025 in “Cell Transplantation” New hair loss treatments like stem cells and gene therapy show promise but need more research for safety and effectiveness.
May 2024 in “Cell proliferation” Melatonin helps hair grow by activating a specific signaling pathway.
November 2025 in “Cosmetics” POLEVAN® improves hair shine, moisturizes the scalp, and maintains foam quality in shampoos.
6 citations
,
August 2020 in “Frontiers in Pediatrics” Penile strangulation from hair can cause severe harm but can be treated if caught early.
2 citations
,
November 1990 in “International Journal of Dermatology” Albendazole can cause hair loss, and piroxicam can cause fixed drug eruption.
46 citations
,
April 1977 in “Southern Medical Journal” Minoxidil causes excessive hair growth, but depilatory agent removes it safely and effectively.
7 citations
,
February 2023 in “Inflammation and Regeneration” The protein interleukin-1 alpha helps regenerate hair follicles and increase stem cell growth in mice.
7 citations
,
April 2022 in “Journal of pharmaceutical and biomedical analysis” The method can measure multiple steroids in human hair to study long-term steroid metabolism, especially in newborns and children.
1 citations
,
October 2025 in “Journal of Microbiology and Biotechnology” Natural extracts may promote hair growth with fewer side effects than conventional treatments.
29 citations
,
April 2000 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” ICAM-1 helps regulate hair growth cycles and skin remodeling.
24 citations
,
May 2010 in “Hautarzt” Different hormones affect hair growth and conditions, with some causing hair loss and others promoting it.
23 citations
,
January 2016 in “Brazilian Journal of Psychiatry” First-episode psychosis patients have higher hair cortisol levels, indicating early stress response issues.
12 citations
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December 2020 in “Comprehensive psychoneuroendocrinology” Hormone levels in hair change during pregnancy, with progesterone increasing significantly compared to non-pregnant women.
December 2025 in “Neurobiology of Stress” People who recently attempted suicide during depression showed signs of adrenal fatigue, but had higher DHEA levels around the attempt time.
July 2024 in “Dermatology Practical & Conceptual” COVID-19-related hair loss may have unique features compared to hair loss from other causes.
October 2023 in “Scientific Reports” Oxytocin may help hair grow by increasing hair growth-related genes and factors.
Early detection and treatment of hair-thread tourniquet syndrome in young girls is important to prevent serious harm.
8 citations
,
August 2018 in “Turkish journal of urology” Hair wrapped tightly around a boy's penis can cause serious damage if not treated quickly.
158 citations
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May 2003 in “Journal of Investigative Dermatology” Hair growth is influenced by dynamic changes in hair follicle cells, which could help treat hair loss.
102 citations
,
July 2020 in “International journal of molecular sciences” Hormones like testosterone and estrogen significantly affect hair growth and structure.
57 citations
,
August 2002 in “American Journal Of Pathology” Cathepsin L deficiency causes hair and skin issues in mice.
44 citations
,
July 2016 in “Stem Cells Translational Medicine” Scientists discovered that certain stem cells from mice and humans can be used to grow new hair follicles and skin glands when treated with a special mixture.
22 citations
,
May 2019 in “Animals” High hair cortisol levels indicate stress in cows due to poor shelter conditions and health issues.
22 citations
,
March 2000 in “Clinics in Dermatology” Many treatments for hair loss lack proper testing and FDA approval, so their effectiveness is uncertain.
5 citations
,
November 2021 in “Skin appendage disorders” Hair loss can cause stress and mental health issues, so treatments should address both the physical and psychological aspects, involving a team of dermatologists, psychologists, and hair specialists.
5 citations
,
January 2013 in “Journal of Cosmetics, Dermatological Sciences and Applications” New treatments for hair loss are promising.