Best Mid-Cap Blend Mutual Funds for the Long Term

An allocation to smaller companies can help diversify your portfolio and boost its returns over the long term. Over the past 10 years, the average mid-cap blend fund has gained an annualized 6 percent, while the S&P 500 Index has returned just under 2 percent annualized during the same time period.With that in mind, here are the best mid-cap blend funds for the long term