Bicycle crunches: The pedaling motion of the bicycle crunch

The pedaling motion of the bicycle crunch allows you to tap into this set of deep core muscles. Benefits of bicycle crunches The bicycle crunch is a great, no-weights-needed exercise that challenges your core, especially your obliques, and builds strength for activities like carrying heavy objects, doing yard work, or lifting kids off the ground. Learn how to do bicycle crunches with proper form, why they’re effective, and whether doing 100 a day can flatten your stomach. Includes beginner tips and answers to common questions. Bicycle crunches are a more effective exercise to tone your entire core at once — here's why. The bicycle crunch is one of your best options when it comes to core exercises. It benefits the crunch , plus works your internal and external obliques. Learn how to do it safely.