This simple Pilates exercise is worth six regular sit-ups. Here’s why I use it to work on my spinal mobility and deep core strength

According to Joseph Pilates, the founder of the famous movement, one Pilates roll-up is worth six regular sit-ups. This is ...

This 'body saw' abs exercise is better than sit-ups in every way, according to research

Sit-ups are terrible for your back.
Yahoo Style UK

Sit-ups vs crunches: The core exercise that actually builds stronger abs

If you’re a little hazy on the difference between sit-ups vs. crunches, you’re not alone. They both strengthen your core, but the details on how they differ and the benefits of each can be confusing. ...
Yahoo Style UK

‘Why I stopped doing sit-ups and started doing these 5 simple core exercises instead’

When I first started running, I thought that a solid core workout involved blasting through some crunches and sit-ups, then checking for any signs of visible ab definition. It turns out that I had ...
Tom's Guide

Forget sit-ups — these are the best exercises to re-build your core after a baby

Workouts ‘I’m a personal trainer — these are the 5 best exercises you can do for your “corset muscle,” and no, none of them are sit-ups’ Workouts Forget sit-ups — this is my go-to exercise to ...
USA Today

How crunches give your body so much more than strong abs

Workout regimens often flame out as quickly as it takes them to start trending. But others can stand the test of time. Exercises like tai chi, running, swimming, hiking and yoga have been around for ...