Workplace wellness programs have been touted as a powerful tool that can make employees healthier and more productive while reducing health care spending, but the results of a new Harvard study suggest such interventions yield unimpressive results in the short term. The findings, published April 16 in JAMA, raise questions about the effectiveness of these programs offered by 80 percent of large U.S. employers via an $8 billion workplace wellness industry.

Link to full Harvard Medical School release on study co-authored by MGH investigator Zirui Song.