Back extension crossover | Fun Fitness | Marina Aagaard, MFT

Improve workout motivation: Back extension with a sidebend to vary your core training. For many, many more core exercises get the bestselling book 'Resistance Training Exercises' by Marina Aagaard, Master of Fitness and Exercise. Available from www.amazon.com. Please visit my 'fitness wellness world' blog for more FREE tips on Happy Health, Fun Fitness and Peak Performance.