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Can You Pass This 1-Minute Plank Challenge?

Think you have a strong core? This ultimate core test will challenge your endurance, stability, and total-body control. The 1-minute plank challenge is a deceptively simple way to measure your core ...

You Don’t Need Sit-Ups—Try This 5-Minute Core Workout Instead

A strong core improves posture and stability. Try this bodyweight plank routine at home. It only takes five minutes.