Storyboard

Ab Crunch Variations That'll Set Your Core On Fire, Say Top Trainers

Crunches are the ultimate ab exercises. They will strengthen your core and tone your abs at the same time. But you want to add more crunch variations to your workouts to challenge your abs and core, here are the 19 best crunch variations to try next.

Ab Crunch Variations That'll Set Your Core On Fire, Say Top Trainers

Photo: ic-cdn.flipboard.com

Continue to read
5 stories in this Storyboard

Related articles

More stories from free workout routines

More stories from Exercise