The balls were sold by department stores and fitness retailers from to for between $15 and $30. Forty-seven incidents have been logged so far of the balls bursting unexpectedly, resulting in one fracture and many bruises. They are labeled with a Bally Total Fitness, Everlast, or Valeo logo, according to the AP.

The balls are 55, 65, and 75 centimeters in diameter and come in various colors. Fitness Ball Recall and Other Health News Reader Comments New York-based EB Brands has recalled about 3 million fitness balls because they may suddenly burst while being used after overinflation, and that can cause people using a ball to fall and injure themselves, reports. Consumers who own the balls can get updated safe inflation instructions online or can call EB Brands at (800) 624-5671 in order to have a copy of the instructions sent to them. Learn how to shed pounds for pennies by setting up a home gym. Fitness Ball Recall and Other Health News Reader Comments.

And consider 5 ways your workout can weather the recession.