The life of a fitness instructor involves 4 a.m. starts, too much coffee, exercising for work, exercising for fun, and working in some “me” time.

The life of a fitness instructor involves 4 a.m. starts, too much coffee, exercising for work, exercising for fun, and working in some “me” time.
Business leaders said the tumult of recent years had made it more important than ever to share with employees and the public. But how much, and when?