According to Susanna Kim of ABC News, between 1910 and 2010, dividend yield and dividend growth represented 90% of stockholders' nominal returns. Dividends really are the "X factor" that can alter your retirement and investing strategy, allowing you to use this "free money" and time to compound your gains.

While dividend stocks themselves can be a dime a dozen, finding quality companies that have sustainable, growing, and meaningful payouts can often be a challenge. It's even more difficult for health care-focused investors since so few companies within the sector offer a regularly growing dividend.

Today, we're going to look at five Dividend Aristocrats which are considered to the be the cream of the crop within the health care sector. We'll examine what makes these stocks tick and why Medtronic (NYSE:MDT), Walgreen (NASDAQ:WBA), Abbott Laboratories (NYSE:ABT), Becton, Dickinson (NYSE:BDX), and Johnson & Johnson (NYSE:JNJ) should be on every income investors' radar.

Your search for high-yielding dividends doesn't have to end here!
The smartest investors know that dividend stocks simply crush their non-dividend paying counterparts over the long term. That's beyond dispute. They also know that a well-constructed dividend portfolio creates wealth steadily, while still allowing you to sleep like a baby. Knowing how valuable such a portfolio might be, our top analysts put together a report on a group of high-yielding stocks that should be in any income investor's portfolio. To see our free report on these stocks, just click here now.

Sean Williams has no material interest in any companies mentioned in this article. You can follow him on CAPS under the screen name TMFUltraLong, track every pick he makes under the screen name TrackUltraLong, and check him out on Twitter, where he goes by the handle @TMFUltraLong.

The Motley Fool owns shares of, and recommends Johnson & Johnson. It also owns shares of Medtronic and recommends Becton, Dickinson. Try any of our Foolish newsletter services free for 30 days. We Fools don't all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.