Type 2 diabetes can be prevented or delayed by making lifestyle changes that include weight loss and more physical activity. In this video, people with prediabetes talk about how group lifestyle change classes offered as part of CDC's National Diabetes Prevention Program helped them learn and keep healthy habits. Lifestyle coaches, a physician and Ann Albright, PhD, RD, director of CDC's Division of Diabetes Translation, discuss how group lifestyle classes offer an effective way to prevent type 2 diabetes. Research trials have shown that such classes can reduce the risk of type 2 diabetes by nearly 60% in people at high risk for developing the disease. Comments on this video are allowed in accordance with our comment policy: http://www.cdc.gov/SocialMedia/Tools/CommentPolicy.html This video can also be viewed at http://streaming.cdc.gov/vod.php?id=49fdf9cc50b3b189d480d34290445ee820110822150823403