116 citations
,
May 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Hair grows faster in the morning and is more vulnerable to damage from radiation due to the internal clock in hair follicle cells.
4 citations
,
July 2010 in “Journal of Plastic Reconstructive and Aesthetic Surgery” A man developed a rare cancer on his scalp after a hair transplant possibly due to sun damage, laser effects, and inflammation.
February 2024 in “Bangladesh pharmaceutical journal” The herbal hair oil increased hair growth and reduced hair fall for most users without significant side effects.
4 citations
,
November 2017 in “PubMed” Miracle fruit seed oil significantly reduces hair breakage in women with damaged hair.
4 citations
,
January 2016 in “Postepy Dermatologii I Alergologii” Many hair diseases, including those caused by medications and psychological issues, can lead to hair loss and require proper treatment and specialist care.
14 citations
,
October 2020 in “Scientific reports” Hair greying is linked to reduced ATM protein in hair cells, which protects against stress and damage.
27 citations
,
May 2019 in “Cosmetics” The hair cuticle is made of tough proteins that protect the hair, but more research is needed to fully understand its structure.
96 citations
,
April 2007 in “Journal of Investigative Dermatology” Grafted rodent and human cells can regenerate hair follicles, but efficiency decreases with age.
July 2024 in “Annals of Phytomedicine An International Journal” Herbal ingredients like aloe vera and hibiscus can help with hair problems like hair loss and dandruff.
218 citations
,
January 2013 in “The Lancet Oncology” Chemotherapy causes hair loss by damaging hair follicles and stem cells, with more research needed for prevention and treatment.
31 citations
,
October 2012 in “Archives of ophthalmology” Laser hair reduction near the eyebrows can cause serious eye injuries even with safety measures.
16 citations
,
August 2022 in “Nature Communications” ROR2 is essential for hair follicle stem cell renewal and maintenance.
8 citations
,
November 2019 in “Journal of Trace Elements in Medicine and Biology” Higher hair iron levels are linked to changes in brain structure and function.
4 citations
,
July 2018 in “International Journal of Research -GRANTHAALAYAH” Antioxidants, like catalase, are crucial for keeping hair follicles alive.
36 citations
,
February 2011 in “Fertility and Sterility” Finasteride use may cause sperm damage and infertility, stopping it can improve sperm health.
29 citations
,
October 2016 in “Cell death and differentiation” ΔNp63α stops TAp73β from working in skin cancer by blocking its access to specific genes, not by directly interacting with it.
January 2026 in “International Journal of Peptide Research and Therapeutics” Collagen supplements improve hair health and are safe.
3 citations
,
January 2009 in “Sen'i Gakkaishi” Using both TGA and DTDG in hair straightening reduces hair damage compared to using TGA alone.
2 citations
,
December 2019 in “Textile Research Journal” L-cysteine and ultrasound successfully improved rabbit hair fibers for industrial use.
February 2026 in “International Journal of Recent Surgical and Medical Sciences” Human exosomes are effective for targeted treatments but face scalability issues, while plant exosomes are cost-effective for cosmetics.
1 citations
,
April 2021 in “Han'gug miyong haghoeji/Journal of the Korean society of cosmetology” Aspartic acid at 0.75% makes perms more effective and less damaging to hair.
5 citations
,
May 2022 in “Fashion and Textiles” Hair conditioners with argan oil or camellia oil improve the strength and color of bleached hair.
9 citations
,
July 2022 in “Journal of Cosmetic Dermatology” The ammonia-free hair dye is safe and improves hair shine, color, moisture, porosity, and combability.
December 2025 in “Cosmetics” The bio-based complex effectively repairs and protects chemically damaged hair.
12 citations
,
September 2020 in “Stem cell research & therapy” Adult skin cell-based early-stage skin substitutes improve wound healing and hair growth in mice.
October 2024 in “Annals of Dermatology” Korean Red Ginseng may help protect hair from damage and promote growth.
76 citations
,
January 2004 in “Journal of Investigative Dermatology”
13 citations
,
December 2020 in “Dermatologic Therapy” Sebaceous glands in our skin, developing during pregnancy and active in puberty, produce sebum for skin lubrication, temperature control, and fighting germs, also help in hormone regulation, and their dysfunction can cause conditions like acne and hair loss.
Gender-diverse individuals face more depression and anxiety, possibly due to unique stress profiles.
January 2021 in “Lecture notes in mechanical engineering” High temperatures, acidic conditions, and too much coconut oil damage hair, while a pH of 5 to 7 keeps it healthy.