February 2023 in “Biophysical Journal” Light can be used to stimulate ear hair cells, improving speed and consistency over previous methods.
September 2024 in “Archives of Dermatological Research” The light-guiding microneedle patch effectively stimulates hair growth in androgenetic alopecia without serious side effects.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Blue light can help hair grow by affecting certain receptors in hair follicles.
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December 2014 in “Lasers in surgery and medicine” Red light promotes hair growth by directly stimulating hair cells and improving cell communication.
September 2017 in “Journal of Investigative Dermatology” Blue light helps hair growth by affecting specific proteins in hair follicle cells.