There are blue-chip bargains paying large and growing dividends in the healthcare space.Dividend growth investing is an excellent strategy for any long-term investor. It involves buying and holding companies that pay and raise their dividends year after year. Investors benefit from dividends; you can reinvest them to buy more shares or pay living expenses. Additionally, companies must grow and responsibly manage their money to afford an ever-increasing obligation like a growing dividend. It's a back-door li ...