7 Fun Exercises Your Trainer Doesn't Want You to Know About

Instead of Walking (236–360 calories)...
Try Ice Skating (500 calories)

Many people love walking—which is wonderful, because it's one of the easiest fitness activities to squeeze into a busy day. But others, including a marathon runner we know as well as a former college basketball player, find walking to be stultifying. Those who can't stand to stroll might consider lacing up a pair of skates. Through the mostly nonimpact activity of ice skating, they'll burn almost twice as many calories, and figuring out how to execute a salchow will keep them focused.