Workouts that are best for developing core strength include exercises such as planks, Russian twists, and various forms of pilates. These exercises engage multiple muscle groups, promoting stability and endurance in the abdominal and lower back regions. Incorporating stability balls or resistance bands can also enhance effectiveness. Additionally, engaging in compound movements like squats and deadlifts further supports core strength development. A strong core is crucial for improved posture and athletic performance, reducing the risk of injuries.