Chronic health conditions are having a serious, negative impact on the welfare of the country's workers and their output, a new Harvard poll shows.

More than a third of workers battling chronic conditions also said they'd skipped a necessary medical appointment over the past year for reasons related to work. “Workers commonly feel stigmatized by their conditions,

Chronic health conditions are taking a toll on the US workforce, one that’s partly hidden because many employees are reluctant to tell employers about their situation, according to a new study.