Also read: Squats or 1-minute planks: What should you choose for weight loss? Side planks target the obliques, which can help strengthen core muscles. This can improve your overall plank stability ...

And it turns out the plank isn’t just the go-to core move of your favorite fitness instructor, as we found out when we stumbled across this three-minute plank challenge, set by Monique Eastwood.

Struggling? Holding a plank for a minute is hard enough, let alone three minutes, so Monique recommends starting with fewer reps. One follower commented on her video: ‘I have tried it.

Most recently, she shared a three-minute plank challenge from the ‘Monique Eastwood Movement Method’ that she tells IndyBest is ‘an efficient way to work your core’. Using only one ...