Perhaps the most widely known and used core exercise, the ab crunch should be in every runners' strength training armoury. It works the rectus abdominis, the pairs of long, flat muscles at the front ...

Our core is made up of four muscle groups that are essential to everyday movements, like walking and lifting. And when people think about core strengthening, crunches are often the first thing that ...

Common ab exercises like situps, crunches and leg raises are great foundational moves. But after performing them consistently for a while, they can start to become stale. That’s why I like to switch ...

What do walking, reciting the alphabet and crunches have in common? They all become exponentially more difficult when performed backwards. While we’ll reserve judgement on the benefits of the first ...

Your abs and booty are about to get worked! Val Desjardins, owner of The Studio Montreal and celebrity EXOS-certified fitness trainer who's worked with celeb clients like Jennifer Aniston, shared this ...