Yuki Noguchi

The attorneys general of 41 U.S. states said Tuesday that they're banding together to investigate the makers and distributors of powerful opioid painkillers that have, over the past decade, led to a spike in opiate addictions and overdose deaths.

Burnout at work seems like a fact of life, especially with employers cutting back on leave benefits.

But some companies are trying novel fixes. In addition to boosting morale, some employers say, eliminating burnout can increase productivity and profitability.

At Aptify, a Virginia software company, burnout was a problem a few years ago. Projects demanded long hours, which affected motivation and morale. It's a medium-size firm, with 200 workers, but at the time, procedures seemed overly corporate and cumbersome.

Employers say obesity is a top health concern for their workers. But health is a sensitive and personal issue. Some employees say these wellness initiatives can go too far.