They’re often lumped together as “ab exercises,” but crunches and situps aren’t the same thing — and choosing the right one can impact your results (and your spine). So, if your goal is stronger abs, ...

Ranked #32 on Entrepreneur’s 2025 Franchise 500 and #1 in the health and wellness category, Crunch operates more than 400 locations globally. Crunch Fitness’s “No Judgments” philosophy and ...