Stop the sit-ups: A personal trainer says these 4 standing exercises are unmatched at building deep core muscle

These four standing exercises for deep core muscles will work more than just your abs, and focuses on boosting posture, ...

This workout skips sit-ups and crunches: Here's a trainer's 4-move routine for building a stronger core over 50

How to do it: Stand with your back to the wall, feet shoulder-width apart. Place your hands lightly behind your head. Slowly ...

5 Best Chair Exercises That Flatten Your Stomach Faster Than Sit-Ups After 60

Strengthen your core and slim your midsection with these five simple chair exercises that target your abs safely after 60.

No, not sit-ups! All you need is 12 minutes to shred your core and boost stability

Strengthen your abs and obliques with this 12-minute core circuit that you can do anywhere without any equipment bar a yoga mat.