Callie Jo Smith is a former Division I tennis player at the University of Utah who teaches both tennis and pickleball when she’s not traveling on the PPA Tour. It always makes me laugh, but one of the ...

In terms of balance, there's nothing more important than your feet. Your feet are the only thing in contact with the ground while you're in an upright position and yet, it's rare that people focus on ...

To become a better athlete, you must continually increase the difficulty of your training program. For advanced athletes, ladder drills alone don't serve much of a purpose except for a warm-up. Why?

This is the first in a series of workouts from SI's Nora Tobin that will help you get in shape for tennis season. Check back here each week for the next set of drills in this month's lineup. Tennis ...

Agility—it’s the combo of speed and coordination that enables pro athletes to sprint, stop, turn on a dime, and run again. “Ladder drills improve your speed, boost your coordination, and teach you how ...