IF YOU ARE focused on building a strong, functional core, you need to know what muscles you're working so hard to sculpt. There are the six-pack muscles (the rectus abdominis) trained with spinal ...

Add Yahoo as a preferred source to see more of our stories on Google. gettyimages-2185902539.jpg Getty/ Daniel de la Hoz If getting toned and strong abs are one of your goals this year, it’s important ...

Get ready to twist and shout.

Your obliques—aka the muscles on the side of your core–are the star of the show in moves like side planks and bicycle crunches, but they can also get their fair share of work in when you're doing ...

Your core is more than just a six-pack; it’s a cylinder comprised of muscles that wrap around your entire torso. So while crunches might prepare you for the beach, that exercise won’t necessarily help ...

Try these four different exercises instead ...

The external oblique muscle is one of the largest parts of the trunk area. Each side of the body has an external oblique muscle. The external oblique muscle is one of the outermost abdominal muscles, ...