Try This 8-Minute Core Workout You Can Do Anywhere These four moves will work your entire core without taking a ton of time out of your day. Do this core circuit a few times a week!

Sit-Ups and Planks Aren't Enough to Build a Strong Core If you can hold a plank for ages and crack walnuts with infinite sit-ups, you’ve got good core strength. But a strong core is more than brute-forcing your way through ab exercises. Your core needs stability to protect you from injury while you do a Read more ... mazing athletic things. In other words, you need cor...

5 Core Exercises to Whittle Your Middle Your core encompasses any muscles used to stabilize your body, including your butt, back, and chest. In this video, Tracy Anderson shows you exercises to strengthen your core and get a total body workout. Sculpt your best body ever by signing up for Read more ... Tracy's 30-Day Core Challenge.

How to Strengthen Your Core with Bird Dog Preventing back pain starts with a strong core. In this video, fitness expert Lauren Williams demonstrates how to do Bird Dog, a simple move done on hands and knees that works your entire core.

Back To Basics: How To Master Your Core Countless crunches, endless leg lifts, a multitude of mountain climbers — if you're anything like us, you've tried everything (like, everything) to get that core in tip-top shape. But, we've got a little secret to share: When it comes to your midse Read more ... ction, basic is definitely better. We brought in

7 Of The Best Ab Exercises You're Probably Not Doing Nobody loves ab exercises -- but chances are you're probably doing them anyway. Many of us are plagued by a little extra around the middle, and while ab exercises can't single-handedly undercover six-pack abs (they're in there, somewhere), core wo Read more ... ...

Scientists Find Surprising Core in Earth's Inner Core A new study by a team of scientists from the U.S. and China suggests Earth’s innermost core might have a core of its own. WSJ's Monika Auger reports. Photo: Lachina Publishing Services

Scientists Find Surprising Core in Earth's Inner Core A new study by a team of scientists from the U.S. and China suggests Earth’s innermost core might have a core of its own. WSJ's Monika Auger reports. Photo: Lachina Publishing Services

Scientists Find Big Surprise In Earth's Core An international team of researchers has discovered one of Earth's deepest, darkest secrets: our planet's inner core -- once thought to be a ball of solid iron -...