The average plank time for men is under 2 minutes. Here’s how long you should hold it – plus expert-approved variations to ...

If you’ve been feeding your core nothing but plain old planks and common crunches, chances are you're bored witless -- and all progress in the ab department has come to a standstill. As with all body ...

The next level of course would be the side plank, a challenging variation of the original abdominal bad boy. The side plank ...

You’ve seen those viral social media challenges. Someone holding a plank for what seems like an eternity, face contorted in agony, body trembling, all while the clock ticks mercilessly onward. Maybe ...