33 citations
,
January 2021 in “Aesthetic Surgery Journal” Low-Level Light Therapy (LLLT) is a safe and effective method for skin rejuvenation, acne treatment, wound healing, body contouring, and hair growth, but more well-designed trials are needed for confirmation.
13 citations
,
December 2013 in “Chemistry Central Journal” Sunlight exposure increases drug toxicity; amber glass best for protection.
8 citations
,
March 2018 in “Cosmetics” UV radiation damages hair by creating holes and peeling cuticle layers.
4 citations
,
February 2014 in “Proceedings of SPIE” Low-Level Light Therapy is effective for skin rejuvenation, wound healing, and hair growth, with mild side effects.
1 citations
,
October 2022 in “Dermatology practical & conceptual” Isolated patchy heterochromia with pili annulati can occur without other health issues.
1 citations
,
July 2015 in “European Journal of Dermatology” CO₂ laser treatment is fast and effective for some benign skin tumors with minimal side effects.
January 2026 in “Forum Dermatologicum” LED therapy is safe and can help with acne, aging skin, and hair loss, but consumer devices may be less effective.
61 citations
,
June 2018 in “Proceedings of the National Academy of Sciences of the United States of America” Light can turn on hair growth cells through a nerve path starting in the eyes.
8 citations
,
November 2020 in “Optics and Laser Technology” LED light therapy is effective for skin and hair treatments but requires careful use to minimize risks.
8 citations
,
May 1987 in “Journal of The American Academy of Dermatology” UV light does not significantly affect minoxidil's ability to treat male pattern baldness.
April 2024 in “Frontiers in cellular and infection microbiology” Blue light might help treat skin conditions by affecting the skin's bacteria.
24 citations
,
March 2015 in “Dermatologic Surgery” Home-use cosmetic laser and light devices show modest results for hair removal and acne treatment, but more research is needed for confirmation.
4 citations
,
May 2021 in “Lasers in Surgery and Medicine” Light therapy reduces scalp inflammation, boosts hair regrowth with Minoxidil 2%.
Higher cannabis exposure may lead to increased hair loss.
1057 citations
,
November 2011 in “Annals of Biomedical Engineering” Low-level Laser Therapy may help reduce inflammation, pain, and aid healing, but more research is needed to confirm its effectiveness and establish standard treatment guidelines.
115 citations
,
November 2004 in “Brain Behavior and Immunity” Stress increases nerve fibers and immune cell activity in mouse skin, possibly worsening skin conditions.
81 citations
,
August 2014 in “Lasers in Surgery and Medicine” Red light therapy is safe and effectively increases hair growth in women with hair loss.
68 citations
,
January 2007 in “Journal of Cosmetic and Laser Therapy” Laser/light treatments for hair loss are popular but lack scientific data proving effectiveness.
28 citations
,
December 2017 in “Lasers in Medical Science” Monochromatic light devices, especially the 308-nm excimer laser, are promising for treating alopecia areata but more research is needed.
27 citations
,
April 2019 in “Journal of The American Academy of Dermatology” Where melanoma is on the body affects survival chances; melanomas on the back of the head are worse, while those on thighs and arms are less severe, and more sun exposure might improve survival.
18 citations
,
June 2009 in “Journal of Molecular Endocrinology” Finasteride exposure harms tadpole reproduction and hormone balance.
12 citations
,
July 2016 in “Forensic science international” The research found that postmortem root bands in hair are likely caused by the breakdown of a specific part of the hair's inner structure after death.
12 citations
,
September 2012 in “Alcohol and Alcoholism” Alcohol in teen years leads to more adult drinking, finasteride doesn't help.
11 citations
,
February 2020 in “Dermatology and therapy” Low-Level Light Therapy significantly reduced inflammation and promoted hair regrowth in patients with Lichen planopilaris.
11 citations
,
July 2004 in “International Journal of Cosmetic Science” The conclusion is that a new method to measure hair shine was confirmed to match people's visual assessments.
8 citations
,
March 2014 in “Experimental Dermatology” Light and temperature affect the daily skin function rhythms in hairless rats, with temperature influencing water loss but not skin hydration.
4 citations
,
January 2011 in “Current problems in dermatology” At-home laser and light devices can safely reduce acne and hair growth when used correctly but are less effective than professional treatments.
Higher cannabis use may be linked to more severe hair loss.
November 2023 in “Indian journal of surgery” Platelet-rich gel is an effective treatment for healing scalp wounds with exposed skull.
May 2022 in “Голова и шея.” Laser exposure at 445±40 nm safely increased tissue temperature without exceeding safety limits.