Some hair makeovers are more intense than others. There are celebs who can't go a week without dying their strands purple and/or snipping 'em into pixie cuts. But, other transformations are a little more subtle. Just ask Lea Michele, who recently took her eyebrows from seriously sparse to fully on fleek.
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If you're new to the whole anti-aging thing, retinol can seem like a scary ingredient. To break it down in the simplest way possible, retinol is a vitamin A derivative. It's not just good for anti-aging — it can treat just about every skin issue you've got. Ready to give it a try? The folks over at Rank & Style have the read