This week: side plank rotation. You’re now subscribed to all our newsletters. You can manage your subscriptions at any time from an email or from a MyStylist account. We and our 64 partners ...

The plank, a deceptively simple exercise, has captured the attention of fitness enthusiasts worldwide, with one dedicated athlete even holding the position for an incredible nine hours ...

That's one rep. Add a bonus core and balance challenge to your side plank by adding a rotation. Take these nice and slow to make sure you're engaging your core and rotating with control.