Naturally, your go-to core workout might include a variation of sit-ups, crunches, and planks. Because as a runner, you know how important training your midsection is to improve your performance. But ...

If you typically sit hunched over your laptop for hours, your back may ache at the end of the day. You might also notice that your sex life isn’t as enjoyable as it used to be. While these issues can ...

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 ...