You would do 10 crunches, 10 bicycle crunches ... perfect move for beginners who want to practice engaging their core. Stand up straight with your hands behind your head. Lift your right knee ...

5. Standing Bicycle Crunch Muscles worked: obliques, core, hip flexors Exercise: A variation of the bicycle crunch that intensely works the obliques without the need to lie on the floor.

Bicycle crunches are a great exercise for building core strength in runners – and they are a fair bit harder than they look. Now, we don’t have to remind you of the importance of doing ...

Bicycle crunches are a great exercise for building core strength in runners – and are harder than they look. The exercise is a variation of an ab crunch, where one leg flexes while the other extends.