If you want to work your abs, you’ll probably default to sit-ups, planks or crunches. They sure are effective, but celebrity trainer Ben Bruno, who’s worked with the likes of Justin Timberlake and Jessica Biel, offers a smarter alternative.
I first spotted the move on his social media, and it immediately stood out. You start in a plank position with your hands on a barbell, then slowly roll it forward, extending your arms out in front of you, all while maintaining a neutral spine and avoiding any lower back arch.
