ISS astronauts return with gray hair — here’s what’s behind the shocking color shift
Previous studies have also demonstrated potential links between space travel and an increase in oxidative stress, which experts have suggested contributes to aging and, in turn, graying hair. However, ...
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What does embracing your gray hair mean, according to Psychology?
Letting your gray hair shine is a choice that goes beyond aesthetics, and it's becoming more common to see this up close.