Swiss Ball for Core Strength Author:Declan Condron If you're looking to increase core strength, try the Swiss ball progressive exercise plan designed by fitness expert PumpOne! Using a Swiss ball along with dumbbells and ankle weights can help you strengthen core muscle groups, increase neuromuscular functioning, improve circulation, and develop overall muscle energy. This illustrated guide ... more »is divided into three levels of difficulty, each containing multiple workouts consisting of different exercises.« less