When performing your classic dead bug, you’ll extend one arm and the opposite leg, then switch sides. For an ipsilateral dead bug, you’ll work on one side at a time, forcing your stabilizing muscles ...

While sit-ups and crunches are great for building strength and stability in your core, they aren’t essential. If you’re bored of your regular abs workout, I’ve found your new go-to routine ...

While sit-ups remain popular at gyms ... Lie on your back with your knees lifted to a reverse tabletop position and your fingertips gently placed at your temples Lift your shoulder blades away ...

We hear JLo is a fan of reverse crunches, too ... lift your upper back and arms away from the floor and begin to sit up, then lift your legs upward Touch your hands and feet together, creating ...