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research 1298 External light activates hair follicle stem cells through eyes via the ipRGC-SCN-sympathetic neural circuit

April 2018 in “Journal of Investigative Dermatology”

This study found that external light can rapidly activate hair follicle stem cells in animals via a retinal light-sensing pathway linked to the central and autonomic nervous systems.

research Caractérisation d'un explant de peau humaine par microscopie 3D et application à la dermo-cosmétique

February 2018

This study used light sheet fluorescence microscopy to image human skin explants, showing the method's potential for evaluating photodamage and testing UV-protective compounds, like SPF30 sunscreen, in a controlled setting.

research Human pollution exposure correlates with accelerated ultrastructural degradation of hair fibers

23 citations , August 2019 in “Proceedings of the National Academy of Sciences of the United States of America”

Pollution exposure speeds up hair damage.

research A novel LC-MS/MS analysis of vitamin D metabolites in mice serum and hair: impact of diet and light exposure

1 citations , February 2025 in “Frontiers in Endocrinology”

In this study, researchers observed that dietary vitamin D intake and light exposure play a crucial role in vitamin D metabolism in mice, suggesting similar importance for human health in maintaining optimal vitamin D levels.

research Light exposure and its applications in human health

March 2024

This review highlights recent advances in the use of light exposure for health purposes, examining its role in pathology, therapeutic strategies, and molecular changes, as well as discussing future developments in this globally supported field.

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community Minoxidil killed my cat. You need to know how deadly this is for pets.

2557 upvotes 1 year ago

Minoxidil is highly toxic to cats and can cause fatal heart issues. Users recommend switching to oral minoxidil to protect pets.

community Hair gel makes my hair look terribly unhealthy?!

in Styling 267 upvotes 1 year ago

Avoid hair gel; use sea salt spray, matte clay, or styling powder for volume. Use finasteride and minoxidil for hair loss.

community Comprehensive Microneedling Guide

292 upvotes 4 years ago

Microneedling for hair restoration involves daily use of a 0.3 mm device and weekly use of a 0.5 mm device. Combining microneedling with Minoxidil can enhance hair growth.

community if Post Finasteride Syndrome is real. Why is it only the negative effects and not positive have log term effect?

in Finasteride/Dutasteride 63 upvotes 5 months ago

Finasteride is used for hair loss, with mixed reports of no side effects and claims of long-term negative effects known as Post Finasteride Syndrome (PFS). The conversation debates the existence and causes of PFS, with differing opinions on whether it is psychological or real.

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