Add Yahoo as a preferred source to see more of our stories on Google. Photo credit: KATHRYN WIRSING If you're feeling burnt out or bored with your go-to moves, it's time to switch things up. You don't ...

Add Yahoo as a preferred source to see more of our stories on Google. If you ever did a sport—even if it was just youth league soccer or a casual track club—you've probably gone through a ringer of ...

How strong is your core? Watch Outside's Lab Rat, Nick Heil, teach you how to do the inchworm exercise, and you'll be able to gauge where you're at; plus, build up core strength in the process.

If you're feeling burnt out or bored with your go-to moves, it's time to switch things up. You don't have to get complicated to make your workout interesting or effective, either. Consider the humble ...