If leg raises are bad for your lower back, there are ways to fix them. Or, you could replace them with the double deadbug ...

A personal trainer shares why the in-and-out exercise is a worthy alternative to leg raises for strengthening your deep core and hip flexor muscles.

Leg raises are a great bodyweight abs exercise for strengthening your deep core muscles, hips and obliques without weights. If you find that lifting or lowering your legs aggravates back pain ...

Builds core strength and burns belly fat over time Lie on your back, knees bent, and lift your upper body. This classic exercise effectively targets belly fat and strengthens abs ...