76 citations
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February 2021 in “International Journal of Molecular Sciences”
Mesenchymal stem cells show potential for skin healing and anti-aging, but more research is needed for safe use, especially regarding stem cells from induced pluripotent sources.
The conversation discusses whether sunlight exposure affects hair growth or loss, with mixed anecdotes and theories but no clear consensus. Some suggest moderate sunlight can benefit hair by providing vitamin D, while others doubt its effectiveness compared to treatments like Minoxidil or finasteride.
Sunburns on the scalp can cause permanent hair loss, especially for those using Tretinoin or Tacrolimus. Wearing UPF 50+ hats is recommended to protect against UVradiation.
Androgenic alopecia (AGA) might have evolved to reduce prostate cancer risk by increasing UV exposure to the scalp, but this theory is debated. Treatments like minoxidil and finasteride are used for AGA, though the exact causes and evolutionary reasons for hair loss are unclear.
Korean scientists developed a red light therapy that reduces a hair loss marker by 92%. Users discussed the benefits and drawbacks of natural sunlight versus red light caps for hair health, with some suggesting supplements for vitamin D.
User shared before-and-after photos showing significant hair regrowth after using finasteride 1mg daily, minoxidil 5% twice daily, and Nizoral 2% weekly for almost a year. The user noticed more defined and darkening regrown hairs, indicating a new hairline.