Can Gray Hair Be Reversed?

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Researchers have identified the processes that cause gray hair and have done experiments to reverse it. And believe it or not, we've had some of these options for decades.

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Sources:
https://www.nature.com/articles/s41586-023-05960-6
https://faseb.onlinelibrary.wiley.com/doi/epdf/10.1096/fj.08-125435
https://ijdvl.com/puvasol-therapy-in-premature-graying-of-hair/
https://www.jidonline.org/article/S0022-202X(15)45691-X/pdf
https://www.cambridge.org/core/services/aop-cambridge-core/content/view/A058901957F976043EA5325752CCA9DF/S0001566000002385a.pdf/intrapair-differences-of-physical-aging-and-longevity-in-identical-twins.pdf
https://onlinelibrary.wiley.com/doi/10.1111/ics.12090

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