Find out how many sit-ups after 55 signal a strong, healthy core and use this 60-second test to track your strength over time ...

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 ...

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 ...

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 ...

There are never enough hours in the day to do everything you want - and that especially applies to working out right. But even if youre in a rush and dont have a lot of space, thats no reason to take ...

President Donald Trump on Thursday reestablished the Presidential Fitness Test for American children, a fixture of public schools for decades that gauged young people’s health and athleticism with ...