Having strong core muscles and visible abs is not just about looks. A strong core is important for stability, balance, and posture. It is involved in almost every movement we make. Weighted ab exercises can help to build and define your core muscles more effectively than traditional exercises. This article introduces seven of the best weighted ab exercises, including weighted Russian twists, decline sit-ups, cable crunches, leg raises, planks, side planks, and bicycle crunches. These exercises target different areas of the core and can be tailored to different fitness levels.