Sit-ups vs. crunches—here’s which is better

Plus, which move is more effective for strong abs.

If You Can Do This Many Sit-Ups After 55, Your Core Endurance Is Exceptional

Sit-up test after 55: A board-certified wellness coach shares benchmarks for men and women, plus safe form tips to improve.
Rolling Out

Core training: Why your sit-ups are failing you

The sit-up has dominated workout routines for decades, but fitness professionals increasingly question whether this familiar movement deserves its place in modern training programs. The issue isn’t ...