If, like us, you sometimes find yourself getting bored of your fitness regime, you've probably thought of a 101 different ways to spice things up inside the gym. But - in case you needed a reminder - ...

Here's the ab exercise to add to your routine.

Jakob Roze, CSCS, is a health writer and high-end personal trainer. He is the founder and CEO of RozeFit, a high-end concierge personal training practice and online blog. Side planks trains your ...