03/28/2008 02:44 am ET Updated Nov 17, 2011

Six Ways To Waste Your Workout

Simply going to the gym doesn't guarantee you'll have a great workout. Reading a magazine on the treadmill, skipping breakfast before aerobics class, and ditching the weight room altogether are all things people often do that diminish the value of their visit. Here are six of the worst exercise habits many personal trainers say they see every day-and the best ways to avoid wasting time at the gym.

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