Ready for some Friday R&R? Catch up on the latest and Greatist in fitness, health, and happiness with our weekly roundup of our most popular articles this week:

47 Ways to Boost Brainpower

From flossing to yoga, there’s no shortage of ways to improve memory, creativity, and cognitive skills. Check out our list of 47 ways to boost brainpower now.

The 21 Most Innovative Gyms in the U.S.

Get excited: Boring, big box gyms might soon be a thing of the past. Read on to see who tops Greatist’s list of the most innovative, inspirational, and overall kick-ass gyms in the country.

Dangerfood: Coffee Drinks

You already know that daily Starbucks habit is bad news for the bank account, but it may have negative effects on health, too.