Shocking Fitness Equations
Want to swap your daily run for yoga? Be prepared to spend four times as long to get the same caloric burn. VIEW OUR GALLERY of 26 workouts—including sex—to find out which pack the most punch.
Behind the 8-Ball
Dance All Night?
Spare Yourself
Hit the Road
Recess Remedies
Watered Down
The Ultimate Exercise?
Stairway to Heaven
The Bigger the Racquet…
No Chi-ting
Bullseye
L: Getty Images
Row, Row, Row Your Stationary Gym Machine
Getty Images; AP Photo
