Up to 40 percent of workers may have undiagnosed sleep disorders.
Health care costs are second only to payroll for most companies.
Rep. Larry Buschon is touring the state with state Rep. Tim Brown to gather more information about Hoosiers' health care.
CFO Neil Theobald says the move could reduce overall expenses amid rising health care costs and uncertainties in state and federal funding.
A bill to ban smoking in public places is on its way to the state senate.