It is no surprise that a career in dance is physically demanding. But many dancers learn the hard way that their side jobs can be just as taxing on their bodies. Whether you’re standing for too long or sitting too long or demonstrating too often, non-dance work can lead to muscular imbalances.

Unfortunately, most dancers need to take on extra work. According to a 2012 Dance/NYC survey, just 55 percent of the total income among New York City’s dancers ages 21 to 35 came from dance jobs. And more than half of responding dancers reported working more than one non-dance job. “The need to work so much outside of dance may detract from an optimal training volume needed to stay in peak form,” says Dr. Marijeanne Liederbach, director of New York University Langone’s Harkness Center for Dance Injuries. Read more at Dance Magazine.