Add Yahoo as a preferred source to see more of our stories on Google. Woman doing bicycle crunches. Not all ab exercises are the easiest – take crunches, for example. They require a certain degree of ...

A stronger, flatter midsection after 50 comes from movements that train your core to stabilize your entire body, not just flex your spine like old-school crunches. Standing drills create that ...

I don't believe that sit-ups or crunches are must-haves in any core routine. In fact, I steer away from them in favor of other functional core exercises that build a strong midsection, and this "core ...