ACE ranks bicycle crunches top for abs: the 7 best core exercises for a flat stomach
January 26, 2026. Your alarm rings at 6:30 AM. New Year’s resolutions echo in your mind while Instagram floods with transformation promises. Which exercises actually work for a flat stomach? The American Council on Exercise studied 13 ab exercises using EMG technology. Bicycle crunches ranked number one for engaging obliques and transverse abdominis. These 7 … Lire plus









