stomach toning exercises

Whats a good stomach toning exercise?
I really want a flatter stomach and want an exercise that will help me tone the whole of my stomach and waistline and not just one part and i’m willing to do hard exercise
“Bicycles” is the ultimate best workout you can do for your stomach area. Look up how to do it and you will feel a big difference after doing a couple sets of these, it really burns. other things like mountain climbers and other cardio like running really helps to theres not much else
Toning Exercises : Pilates Warm-Up Exercises for Kyphosis


