If you want to build a serious set of abdominals, routinely perform weighted pull-ups and dips. These multi-joint movements require a strong contribution from the abdominals to stabilize the core, particularly when heavy loads are used. It’s not uncommon to hear people complain of abdominal soreness a day or two after performing them. Done with…

Standard sit-ups on the floor or a slant board are no challenge for most experienced lifters—but try doing them while hanging upside down, and you might be humbled! Another great exercise using gravity boots is the inverted squat. Unlike inverted sit-ups, which involve only hip flexion, inverted squats require bending at both the hips and…

In some cases it’s best to count reps, and in other cases it’s best to regulate the time under tension. The prone lateral ball roll is an example of where it’s best to assign a time (like 30 seconds) rather than a rep number.

In some cases it’s best to count reps, and in other cases it’s best to regulate the time under tension. The lower Russian twist is an example of where it’s best to assign a time (like 30 seconds) rather than a rep number.

Here’s an advanced abdominal exercise that your clients will feel the next day!

Learn why it’s better to do abdominal crunches over a Swiss ball rather than on the ground.