It may be time to ask if the standard DC tool is the best tool, or just good enough - and what can be done to make it better.

Just one more reason to jump on the wellness bandwagon: Participants in comprehensive workplace wellness programs achieve a significant reduction in health risks in as little as 18 months.

As the U.S. wrestles with its biggest whooping cough outbreak in decades, researchers appear to have zeroed in on the main cause: The safer vaccine that was introduced in the 1990s loses effectiveness much faster than previously thought.