A wise man also once said:
Core strength and stability has bugger all to do with how many sit ups you can do.
It’s how you set and maintain your spine against an external force that matters.
Rees Fitness Personal Training
Strength, Fitness & Behaviour Coaching
Core strength and stability has bugger all to do with how many sit ups you can do.
It’s how you set and maintain your spine against an external force that matters.