Investing in high-yielding dividend stocks can be risky. The yield is typically high for a reason, and it's usually not good. And the loftier the yield is, the more hesitant investors often are to invest in the stock, fearing that the payout may not last. Two stocks with incredibly high yields right now are Altria Group (MO -0.09%), the tobacco giant that pays investors 9%, and Medical Properties Trust (MPW -0.42%), a real estate investment trust (REIT) with a monstrous yield of 15%. Below, I'll make a case ...