Planks are a simple, equipment-free exercise that strengthen your core, improve posture, and protect your back ...

Strengthen more than just your core muscles with the humble-yet-mighty plank.

In my entire gym and fitness career, I’ve probably racked up more hours in planks than I can count. Maybe even days. Want to activate your core? You plank. Want to help prevent lower back pain? Plank ...

While staying active is important for overall health, the wrong form, intensity, or choice of exercises can aggravate existing pain or even trigger new injuries.