Exercise library / Core
A rotating crunch that works the front and sides of your core at once. Slow and controlled beats fast and sloppy every time.
Let Core Buddy do the deciding
See the bicycle crunch and 200+ more inside Core Buddy. It builds and times the whole session for you — every move with a video like this one. Free to download.
Crunch
The classic. A short, controlled curl of your upper body — no need to sit all the way up to make your abs work…
Russian twist
A seated twist that works the sides of your core. Start with no weight — the movement is plenty on its own.
Flutter kicks
Small, quick leg flutters that keep constant tension on your lower core. The lower the legs, the harder it bit…