A fitness trainer shared how many crunches people should be able to do according to their age. Here's what to know about the ...

It's not that difficult to do but the form plays a pivotal role in giving you effective results. Bicycle crunches can be easily learnt, but they work best only when they are performed with proper ...

The reverse crunch is a simple core exercise that targets those hard-to-hit lower abs — without straining your neck and back.

On average, David said the minimum number of crunches you should be able to do varies by age group. As we get older, our muscle mass and strength naturally declines, making exercises like crunches ...

The ab crunch. You can add weight if you want, or even extend the number of crunches you do. This is all about mind-muscle connection; minimal movement with big results. So concentrate on the ...

No matter which variations you follow, crunches have the advantage over sit-ups of being able to better target abdominal muscles. "Because the movement is smaller, you can control momentum more," ...

Whereas crunches specifically target your ab muscles ... How to do a sit-up Follow these four steps to do a sit-up properly and reduce your risk for injury: Lie flat on your back with your ...

How many crunches can you do — and how does that stack up with others your age? That was the question posed by "FOX & Friends" on Monday, when fitness expert Joseph David challenged hosts Brian ...

The ab crunch. You can add weight if you want, or even extend the number of crunches you do. This is all about mind-muscle connection; minimal movement with big results. So concentrate on the ...