For years, sit-ups were considered the ultimate ab exercise. But modern research shows they’re not the safest or most ...

Helen O'Leary, director and clinical director at Complete Pilates explains that the reformer consists of a “sliding flat ...

Try this 10-minute standing routine to tighten your core, burn more calories, and trim stubborn stomach overhang after 50.

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 ...