"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Red nail theory has turned into a religion on social media as of late. Creators are buzzing about how ...

Add Yahoo as a preferred source to see more of our stories on Google. If you’re stuck in a romantic rut, you may want to try painting your nails red. At least that is what some TikTok users are ...

If you’re a mainstay on BeautyTok’s endless feed of wild beauty hacks, helpful reviews, and glam breakdowns, you’ve likely come across “the red nail theory,” which first emerged earlier this year. And ...