Most people, myself included, start core training with sit-ups. I included them in my workout routine for years and as I got stronger they began to feel easy. Despite this, I noticed my core felt weak ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images Bored of planks and crunches? Why not try mixing things up with a killer ab ...

If you've ever wondered (mid-crunch, most likely) exactly how many sit ups you should be doing every day to optimise your fitness, then you're in the right place - this is exactly the type of question ...

A major change to fitness tests throughout the military has been the substitution of plank poses for sit-ups or crunches. This can be a challenge, especially if you had been doing two minutes of ...

All the Latest Game Footage and Images from Sit-Ups Workout Are you ready for the 250 Sit-Ups Challenge? Body shaping is always good for our body. These workouts are perfect for men and women, ...

Think you can stomach the FBI’s sit-up test? The FBI accepts applications from people between 23 and 37 — though veterans may qualify for an age waiver. Besides a background check, applicants must ...