‘I Did Plank Variations Every Day For A Month—And My Core Is Stronger Than Ever’
You should only hold a plank as long as you can keep tension while maintaining your alignment. “Sixty seconds or more and your tension is probably not the same as it was when you started the plank,” says Kevin Dineen, CEO at Structure Personal Fitness in New York City. “Ideally, do three sets of more tension and less time.”