Are ab crunch machines safe?

Ab Crunch Machine Besides being awkward-looking and hard to adjust, the ab crunch machine is bad for your lumbar spine —and a waste of time, if it’s a six-pack you’re after. Abdominals are made in the kitchen, for the most part, by reducing body fat with a disciplined, healthy diet.

Read more

What ab machine really works?

A torso rotation machine will work the obliques, as well as any machine that allows for side-to-side motion. Any machine that brings the lower body up toward the upper body will target the lower abdominals. As you can see, ab machines can be utilized to really work your abs.

Read more