"Once you feel strong in this position, the next step ... leg lift to your side plank - whether on your hand or elbow. Start ...

Discover how planks strengthen your core, improve posture, and elevate your fitness routine with simple, effective strategies.

With that said, a solitary plank does not qualify as leg day. Sorry ... Push up on your left side so your arm is straight, and then follow with your right arm so you’re in a high plank.

Another week, another plank challenge — we just can’t seem to get enough of them at Tom’s Guide. As my colleague recently said when trying planks with knee taps every day for a week — the ...