Just 10 minutes of training left my abs aching for days, and if you want an effective workout to target the whole core, this ...

Add these to your core routine immediately. Strengthening your core goes beyond just obtaining a six-pack, it can also reduce injury risk and help you hit your next PR. Forget crunches.

And along the way, you’ll build those six-pack abs, too. HOW TO DO IT: An underrated plank upgrade, this move challenges your abs and obliques (and your glutes, too!). Start in pushup position ...

To get a six-pack, you'll need to build your abs with exercises like Russian twists and leg lowers. Benefits of a strong core include improved posture, fewer injuries, and decreased back pain.