Have you ever wondered exactly how your favorite SI Swimsuit models stay in top shape? Ponder no more, as six-time brand model and certified fitness instructor Katie Austin is leading an in-person ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Former model Nancy Eagle is a certified personal ...