It’s no wonder these celebs love their running shoes – pounding the road gives them a pulse-pumping workout that can burn 644 calories an hour at about 9.5 kph. Hilary Swank (who’ll star in Freedom Writers alongside Patrick (“McDreamy” Dempsey), Reese Witherspoon and Renee Zellweger all love running outdoors, while Beyonce hits the treadmill. Other cardiophile celebs include Marcia Cross and Jodie Foster, who both love Spinning, and Nicole Kidman, who goes surf and turf – she swims laps in the pool plus runs outdoors.
