The Wall Street Journal—March 9, 2015 If you're unmotivated to go on your daily run or attend your weekly spin class, you should change things up, says Jordan Metzl, a sports medicine physician at Hospital for Special Surgery in New York. "Trying something new that shakes up your routine can really give you a fresh perspective and get you excited," Dr. Metzl says.
Make sure your routine includes a mix of exercises that assures good muscular balance, he says. Doing the same exercises over and over can lead to the overdevelopment of certain muscles and the underdevelopment of others.
"One of the most classic examples of this is weak butt syndrome," Dr. Metzl says. "I see this all the time in runners who don't cross train. Running doesn’t do much for glute strength," which requires additional strength training.
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