23 citations
,
April 1999 in “Dermatologic Clinics” Pulsed-intense light can significantly reduce hair, with effectiveness depending on treatment number and timing, and has mild side effects.
20 citations
,
April 1999 in “British journal of plastic surgery” Ruby laser hair removal significantly reduces hair density.
14 citations
,
October 2020 in “Scientific reports” Hair greying is linked to reduced ATM protein in hair cells, which protects against stress and damage.
14 citations
,
November 2005 in “Life sciences” Vitamin D3 may protect rat hair follicles from radiation damage.
12 citations
,
November 2019 in “South African Medical Journal” Lye and no-lye hair relaxers can damage skin.
10 citations
,
June 2019 in “International Journal of Pharmaceutics” Hair removal methods damage the skin barrier and affect substance penetration.
5 citations
,
October 1984 in “The BMJ” Up to 50% of scalp hair can be lost before it appears thin, and treatment is only needed for hair loss caused by diseases or deficiencies.
3 citations
,
September 2001 in “Dermatologic Surgery” Adding a 5 W CO2 laser to the Er:YAG laser improved bleeding control without harming hair growth or causing damage.
2 citations
,
March 2022 in “Applied sciences” Lespedeza bicolor extract promotes hair growth and increases hair follicle cell growth, potentially making it a better treatment than minoxidil.
March 2025 in “Journal of Clinical Medicine” Iron chelators can effectively reduce hair loss and improve hair growth in autoimmune alopecia.
Hair RiseTM microemulsion effectively promotes hair growth and treats hair loss better than standard treatments.
July 2024 in “Minerva Digital Library (Universidad EAN)” A natural hair treatment alternative to chemical straightening is being developed to reduce health risks.
April 2023 in “Journal of Investigative Dermatology” ALRN-6924 can protect hair follicles from chemotherapy damage by temporarily stopping cell division.
January 2017 in “Journal of Dermatology and Venereology” Naringenin and Hesperetin may help hair grow and protect hair cells from damage.
152 citations
,
December 2003 in “Micron” As people age, their hair follicles produce less pigment, leading to gray and white hair, due to factors like reduced enzyme activity and damage to melanocyte DNA.
142 citations
,
February 2016 in “Science” Foxc1 helps keep hair follicle stem cells inactive, preventing hair loss.
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.
67 citations
,
August 2013 in “International Journal of Cosmetic Science” Hair greying is caused by oxidative stress damaging hair follicles and melanocytes.
61 citations
,
September 2020 in “Bioactive Materials” A special dressing called FEA-PCEI can speed up wound healing, reduce scars, and help grow new hair follicles, but only at the right dosage.
61 citations
,
January 2011 in “PloS one” Notch signaling is essential for healthy skin and hair follicle maintenance.
56 citations
,
December 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicle cells age faster and lose pigment due to less catalase, causing hair to turn gray.
55 citations
,
March 2010 in “Aging” Circadian clock genes are important for hair growth and may affect aging-related hair loss and graying.
53 citations
,
October 2014 in “Free radical biology & medicine” Defective mitochondrial DNA replication causes aging symptoms and increased oxidative damage in mice.
40 citations
,
May 2018 in “PubMed” Nutrafol® Women's Capsules safely and effectively promote hair growth in women with thinning hair.
33 citations
,
April 2020 in “Journal of Clinical Investigation” Stress in hair follicle stem cells causes inflammation in a chronic skin condition through a specific immune response pathway.
29 citations
,
November 2015 in “Acta Biomaterialia” Infrared light can trigger drug release from gold nanoparticle carriers in hair follicles.
28 citations
,
January 2012 in “Case Reports in Medicine” Hair-thread Tourniquet Syndrome, where hair or thread tightly wraps around a body part, is not rare and requires early detection to prevent serious damage.
27 citations
,
June 2015 in “Journal of photochemistry and photobiology. B, Biology” The new lab-grown skin model is good for testing sunscreen's protection against DNA damage from UV light.
26 citations
,
April 1999 in “Dermatologic Clinics” The long-pulsed alexandrite laser is effective for hair reduction, particularly for light-skinned individuals with dark hair, but caution is needed for darker skin.
24 citations
,
January 2020 in “International Journal of Molecular Sciences” Some plants with flavonoids may help treat hair loss and promote hair growth.