For the side plank hip dip, you get into the side plank position ... These muscles are often missed out with core exercises, so it’s a good idea to add a move that specifically hits them.

Russian Twists engage the obliques and rotational core muscles, vital for spine health and athletic movement. Crunches train ...

The Bottom Line: Ditch the sit-ups. These bodyweight exercises are smarter, tougher, and deliver more bang for your buck.

It also helps with both external rotation, which is when the knee and hip open away from the body, and abduction, which is when the leg lifts away ... The side plank is a modified version of ...

If you can hang out in a side plank for minutes at a stretch, it's time to train with the heavy weights. Here's how to do dumbbell row side planks.

This workout is split into four sets, with two sets of bird dogs and half get-ups and two sets of modified side plank leg lifts and single-leg glute bridges. Sign up to get the BEST of Tom's Guide ...

It also includes lower ab exercises like leg lowers ... under your body and press yourself up into a side plank position. Lower your hip so that you are hovering just below the ground, then ...