Investors in CVS Health Corp. (NYSE: CVS) will be looking for signs of improvement when the company's fourth-quarter and full-year earnings are released Wednesday morning ahead of the opening bell.

Insurers say they help lower patient costs by helping people avoid unnecessary or inappropriate health services.

Genworth CEO Tom McInerney discusses the implications of millions of baby boomers needing long-term care in the future and how his company is facing the challenge of helping them fund it.