Back extension exercises (sometimes also called hyperextensions) can strengthen lower back muscles. This includes the erector spinae, which supports the lower spine. ... Back extensions can help you feel better by making these muscles stronger. You can also do back extensions as part of your core workout.

Are hyperextensions worth doing?

Hyperextension Exercise to Strengthen Your Lower Back. Hyperextension exercise is one of the very best things you can do to strengthen your lower back. ... They are not only a great back workout, they are also one of the best exercises to prevent lower back injury.

Are hyperextensions bad?

Funnily enough, hyperextension is coveted by the Ballet world, even though it's not always aesthetically pleasing (in my opinion) and quite harmful if not trained properly. Having hyperextended knees provides for longer, precise lines and is an indication of training and strength.