An extension machine is the easiest way to perform back extensions, which are often a highly effective exercise. Using a back extension machine can be a very effective part of a workout.

Discover the best back extension machines of 2024—expert reviews & buyer's guide below. These top-rated models will aid in targeted lower back and glute gains.

Exercise machines can play a role in a strength-training program, but some are more beneficial than others. Here are the best and worst machines, according to trainers.