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:

Photo by Jordan Shakeshaft

Kettlebells for Beginners

Kettlebells are taking up residence in weight rooms everywhere— here’s a fun introductory workout to help work these unique weights into any routine.

17 Stress-Free Ways to Stay Fit This Season

Need some inspiration to stay in shape between the holiday potlucks, cookie baking, and that third viewing of Home Alone? Then check out this list of heart-pumping holiday activities!

The Ultimate Guide to Good Posture

Posture is about more than looking confident. Sitting or standing correctly ensures our bodies function properly. Use this infographic to start improving your posture today!