Editor’s note: Dana Santas, known as the “Mobility Maker,” is a certified strength and conditioning specialist and mind-body coach in professional sports, and is the author of the book “Practical ...

The best core exercises don't necessarily require you to get on the floor. These seven standing variations are sure to ...

Naturally, your go-to core workout might include a variation of sit-ups, crunches, and planks. Because as a runner, you know ...