research RETRACTED: High‐powered 675‐nm laser: Safety and efficacy in clinical evaluation and in vitro evidence for different skin disorders
The study's findings are unreliable due to retraction.
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420-450 / 1000+ resultsresearch Optical evaluation of internal damage to human hair based on second near‐infrared window polarization microscopy
A new method using near-infrared light can effectively detect and analyze internal hair damage.
research The effect of blue light on the scalp and hair follicles
Blue light can damage hair and scalp, leading to hair loss.
research Ablative 2940 nm Er: YAG fractional laser for male androgenetic alopecia
research Medical-Cosmetic Devices for Home Use: Present and Future Considerations
Home-use medical-cosmetic devices like lasers for hair removal may be convenient but need more research to confirm safety and effectiveness.
research Photobiomodulation With a Continuous Wave Red Laser (660 nm) as Monotherapy for Adult Alopecia Areata: A Case Presentation
Red laser therapy helped regrow hair in an alopecia areata patient within 21 days.
research Azimuthal Scattering from Elliptical Hair Fibers
Light scatters differently from elliptical hair fibers than from circular ones, and a new model better predicts this behavior, especially for shiny highlights.
research P111 : Low-Level light therapy in the treatment of androgenetic alopecia: A 24-week, randomized, double-blind, sham device-controlled multicenter trial
The Hair660™ light therapy device effectively and safely improves hair density in people with androgenetic alopecia.
research Lights triggered differential accumulation of antioxidant and antidiabetic secondary metabolites in callus culture of Eclipta alba L.
Red light boosts beneficial compounds in Eclipta alba cultures.
research Faculty Opinions recommendation of Low-level light therapy for androgenetic alopecia: a 24-week, randomized, double-blind, sham device-controlled multicenter trial.
Low-level light therapy significantly increased hair density and thickness in people with hair loss, but they didn't notice a difference.
research Technical Advancement and Biomedical Application of Multiphoton Excitation Microscopy
Multiphoton excitation microscopy is a promising tool for deep tissue imaging and clinical applications.
research Pseudopili Annulati in a Dark‐Haired Individual: A Light and Electron Microscopic Study
A dark-haired Chinese girl had hair that looked banded under certain light but was normal under a microscope.
research Photochemical alterations in human hair. I. Artificial irradiation and investigations of hair proteins
Melanin in black hair protects it from sun damage better than light-brown hair.
research Effects of bright light exposure during daytime on peripheral clock gene expression in humans
Bright light during the day doesn't change most human clock genes but may slightly increase Rev-erb-ß.
research New 4,800W, 810 nm Diode Laser with a Spot Size of 20x15 mm for Permanent Hair Removal: Pilot Clinical Study
The new laser is effective, safe, and fast for permanent hair removal.
research OS EFEITOS DA FOTOBIOMODULAÇÃO COM O LED VERMELHO NO TRATAMENTO DO EFLÚVIO TELÓGENO
Red LED therapy may help reduce hair loss and improve hair health in Telogen Effluvium.
research Photobiomodulation for the management of alopecia: mechanisms of action, patient selection and perspectives
Photobiomodulation can help regrow hair in certain types of hair loss.
research The effect of a 1550 nm fractional erbium-glass laser in female pattern hair loss
Laser treatment increases hair density and thickness safely in women with hair loss.
research Photobiomodulation and alopecia: a crowdsourced survey study on patient preferences
Most alopecia patients are open to trying light therapy, especially at-home devices, but cost is a big factor in their willingness.
research Low fluence-high repetition rate diode laser hair removal 12-month evaluation: Reducing pain and risks while keeping clinical efficacy
A low-power, fast laser safely reduces hair with minimal pain and few side effects.
research Evaluating the effectiveness of laser hair reduction using a home use laser in comparison to a Diode laser
The professional laser is more effective than the home-use laser for hair reduction.
research The growth of human scalp hair in females using visible red light laser and LED sources
Red light therapy is safe and effectively increases hair growth in women with hair loss.
research Poster session
Lasers are effective and safe for various medical treatments, including cancer, wound healing, and skin conditions.
research PROCEEDINGS OF THE INTERNATIONAL CONGRESS "SCIENCE, INFORMATIN, SPIRIT" 2007, PP 28-35 ELECTRO PHOTONIC ANALYSIS OF HAIR AND NON HAIR FIBERS AND INVESTIGATION OF DIFFERENT HAIR TREATMENTS
Hair properties change under electromagnetic fields and are influenced by individual characteristics and the environment.
research Full-Spectrum phototherapy in hair loss management: a systematic review of wavelength-dependent mechanisms, clinical efficacy, and future directions
research Treatment of Trichostasis Spinulosa in Skin Phototypes III, IV, and V With an 800-nm Pulsed Diode Laser
The 800-nm pulsed diode laser is a safe and effective long-term treatment for trichostasis spinulosa in dark-skinned individuals.
research Photobiomodulation and Hair Growth
Photobiomodulation is an effective and safe treatment for increasing hair growth in people with hair loss.
research Low-Level Light Therapy for Androgenetic Alopecia: A 24-Week, Randomized, Double-Blind, Sham Device–Controlled Multicenter Trial
Low-level light therapy safely improves hair growth and thickness for androgenetic alopecia.
research Low-level Laser Therapy with Novel Array of Light Source and Individualized Program for Treatment of Androgenetic Alopecia: A 16-week, Randomized, Double-blind, Sham Device-controlled Study
The laser therapy device effectively increased hair growth in people with androgenetic alopecia.
research Light-Emitting Hair Follicles: Studying Skin Regeneration With In Vivo Imaging
Scientists developed tools to observe hair regeneration in real time and assess skin health, using glowing mice and light-controlled genes.